5255690 has 16 divisors (see below), whose sum is σ = 10320480. Its totient is φ = 1911120.

The previous prime is 5255687. The next prime is 5255693. The reversal of 5255690 is 965525.

5255690 = 90² + 91² + ... + 254².

It is an interprime number because it is at equal distance from previous prime (5255687) and next prime (5255693).

It is a super-2 number, since 2×5255690² = 55244554752200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5255693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23780 + ... + 23999.

It is an arithmetic number, because the mean of its divisors is an integer number (645030).

Almost surely, 2^5255690 is an apocalyptic number.

5255690 is a deficient number, since it is larger than the sum of its proper divisors (5064790).

5255690 is a wasteful number, since it uses less digits than its factorization.

5255690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47797.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 5255690 is about 2292.5291710249. The cubic root of 5255690 is about 173.8640987538.

The spelling of 5255690 in words is "five million, two hundred fifty-five thousand, six hundred ninety".