52641530 has 16 divisors (see below), whose sum is σ = 96090624. Its totient is φ = 20759760.

The previous prime is 52641521. The next prime is 52641553. The reversal of 52641530 is 3514625.

It is a super-2 number, since 2×52641530² = 5542261361481800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52641530.

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, 36362 + ... + 37781.

It is an arithmetic number, because the mean of its divisors is an integer number (6005664).

Almost surely, 2^52641530 is an apocalyptic number.

52641530 is a deficient number, since it is larger than the sum of its proper divisors (43449094).

52641530 is a wasteful number, since it uses less digits than its factorization.

52641530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74221.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 52641530 is about 7255.4482976588. The cubic root of 52641530 is about 374.7797936794.

The spelling of 52641530 in words is "fifty-two million, six hundred forty-one thousand, five hundred thirty".