52626490 has 64 divisors (see below), whose sum is σ = 112608000. Its totient is φ = 17696448.

The previous prime is 52626479. The next prime is 52626521. The reversal of 52626490 is 9462625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229696 + ... + 229924.

It is an arithmetic number, because the mean of its divisors is an integer number (1759500).

Almost surely, 2^52626490 is an apocalyptic number.

52626490 is an abundant number, since it is smaller than the sum of its proper divisors (59981510).

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

52626490 is a wasteful number, since it uses less digits than its factorization.

52626490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 310 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 52626490 is about 7254.4117611285. The cubic root of 52626490 is about 374.7440980034.

The spelling of 52626490 in words is "fifty-two million, six hundred twenty-six thousand, four hundred ninety".