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5247663 = 31749221
BaseRepresentation
bin10100000001001010101111
3100212121102220
4110001022233
52320411123
6304250423
762414211
oct24011257
910777386
105247663
112a64713
121910a13
131119735
149a85b1
156d9ce3
hex5012af

5247663 has 4 divisors (see below), whose sum is σ = 6996888. Its totient is φ = 3498440.

The previous prime is 5247661. The next prime is 5247701. The reversal of 5247663 is 3667425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5247663 - 21 = 5247661 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5247661) 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, 874608 + ... + 874613.

It is an arithmetic number, because the mean of its divisors is an integer number (1749222).

Almost surely, 25247663 is an apocalyptic number.

5247663 is a deficient number, since it is larger than the sum of its proper divisors (1749225).

5247663 is a wasteful number, since it uses less digits than its factorization.

5247663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749224.

The product of its digits is 30240, while the sum is 33.

The square root of 5247663 is about 2290.7778155028. Note that the first 3 decimals coincide. The cubic root of 5247663 is about 173.7755396096.

The spelling of 5247663 in words is "five million, two hundred forty-seven thousand, six hundred sixty-three".

Divisors: 1 3 1749221 5247663