5256445 has 8 divisors (see below), whose sum is σ = 6639840. Its totient is φ = 3983760.

The previous prime is 5256413. The next prime is 5256463. The reversal of 5256445 is 5446525.

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

It is not a de Polignac number, because 5256445 - 2⁵ = 5256413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27571 + ... + 27760.

It is an arithmetic number, because the mean of its divisors is an integer number (829980).

Almost surely, 2^5256445 is an apocalyptic number.

It is an amenable number.

5256445 is a deficient number, since it is larger than the sum of its proper divisors (1383395).

5256445 is a wasteful number, since it uses less digits than its factorization.

5256445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55355.

The product of its digits is 24000, while the sum is 31.

The square root of 5256445 is about 2292.6938304100. The cubic root of 5256445 is about 173.8724237698.

The spelling of 5256445 in words is "five million, two hundred fifty-six thousand, four hundred forty-five".