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5595981 = 31865327
BaseRepresentation
bin10101010110001101001101
3101112022020120
4111112031031
52413032411
6315535153
765364546
oct25261515
911468216
105595981
113182386
121a5a4b9
13120c141
14a594cd
15758106
hex55634d

5595981 has 4 divisors (see below), whose sum is σ = 7461312. Its totient is φ = 3730652.

The previous prime is 5595979. The next prime is 5595983. The reversal of 5595981 is 1895955.

It is a happy number.

5595981 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (5595979) and next prime (5595983).

It is a cyclic number.

It is not a de Polignac number, because 5595981 - 21 = 5595979 is a prime.

It is a super-2 number, since 2×55959812 = 62630006704722, which contains 22 as substring.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5595983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 932661 + ... + 932666.

It is an arithmetic number, because the mean of its divisors is an integer number (1865328).

Almost surely, 25595981 is an apocalyptic number.

It is an amenable number.

5595981 is a deficient number, since it is larger than the sum of its proper divisors (1865331).

5595981 is a wasteful number, since it uses less digits than its factorization.

5595981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865330.

The product of its digits is 81000, while the sum is 42.

The square root of 5595981 is about 2365.5825920902. The cubic root of 5595981 is about 177.5383082033.

The spelling of 5595981 in words is "five million, five hundred ninety-five thousand, nine hundred eighty-one".

Divisors: 1 3 1865327 5595981