51526260 has 48 divisors (see below), whose sum is σ = 160305600. Its totient is φ = 13740192.

The previous prime is 51526259. The next prime is 51526291. The reversal of 51526260 is 6262515.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47170 + ... + 48249.

It is an arithmetic number, because the mean of its divisors is an integer number (3339700).

Almost surely, 2^51526260 is an apocalyptic number.

It is an amenable number.

51526260 is an abundant number, since it is smaller than the sum of its proper divisors (108779340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51526260 is a wasteful number, since it uses less digits than its factorization.

51526260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95437 (or 95429 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 51526260 is about 7178.1794349264. The cubic root of 51526260 is about 372.1141689115.

Adding to 51526260 its reverse (6262515), we get a palindrome (57788775).

The spelling of 51526260 in words is "fifty-one million, five hundred twenty-six thousand, two hundred sixty".