51052525 has 24 divisors (see below), whose sum is σ = 69549120. Its totient is φ = 37002240.

The previous prime is 51052517. The next prime is 51052531. The reversal of 51052525 is 52525015.

It is a happy number.

It is not a de Polignac number, because 51052525 - 2³ = 51052517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 51052525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8589 + ... + 13261.

It is an arithmetic number, because the mean of its divisors is an integer number (2897880).

Almost surely, 2^51052525 is an apocalyptic number.

It is an amenable number.

51052525 is a deficient number, since it is larger than the sum of its proper divisors (18496595).

51052525 is a wasteful number, since it uses less digits than its factorization.

51052525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4725 (or 4720 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

The square root of 51052525 is about 7145.1049677384. The cubic root of 51052525 is about 370.9702438821.

It can be divided in two parts, 510 and 52525, that added together give a palindrome (53035).

The spelling of 51052525 in words is "fifty-one million, fifty-two thousand, five hundred twenty-five".