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5572381 = 8116871
BaseRepresentation
bin10101010000011100011101
3101111002212111
4111100130131
52411304011
6315234021
765236003
oct25203435
911432774
105572381
113166681
121a48911
131201489
14a50a73
15751121
hex55071d

5572381 has 4 divisors (see below), whose sum is σ = 5580064. Its totient is φ = 5564700.

The previous prime is 5572363. The next prime is 5572429. The reversal of 5572381 is 1832755.

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 a cyclic number.

It is not a de Polignac number, because 5572381 - 25 = 5572349 is a prime.

It is a super-2 number, since 2×55723812 = 62102860018322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5572331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2625 + ... + 4246.

It is an arithmetic number, because the mean of its divisors is an integer number (1395016).

Almost surely, 25572381 is an apocalyptic number.

It is an amenable number.

5572381 is a deficient number, since it is larger than the sum of its proper divisors (7683).

5572381 is an equidigital number, since it uses as much as digits as its factorization.

5572381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7682.

The product of its digits is 8400, while the sum is 31.

The square root of 5572381 is about 2360.5891213847. The cubic root of 5572381 is about 177.2883783603.

The spelling of 5572381 in words is "five million, five hundred seventy-two thousand, three hundred eighty-one".

Divisors: 1 811 6871 5572381