5256669 has 8 divisors (see below), whose sum is σ = 7646112. Its totient is φ = 3185840.

The previous prime is 5256661. The next prime is 5256679. The reversal of 5256669 is 9666525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5256669 - 2³ = 5256661 is a prime.

It is a super-2 number, since 2×5256669² = 55265137951122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5256661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79614 + ... + 79679.

It is an arithmetic number, because the mean of its divisors is an integer number (955764).

Almost surely, 2^5256669 is an apocalyptic number.

It is an amenable number.

5256669 is a deficient number, since it is larger than the sum of its proper divisors (2389443).

5256669 is a wasteful number, since it uses less digits than its factorization.

5256669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159307.

The product of its digits is 97200, while the sum is 39.

The square root of 5256669 is about 2292.7426807211. The cubic root of 5256669 is about 173.8748935550.

The spelling of 5256669 in words is "five million, two hundred fifty-six thousand, six hundred sixty-nine".