52661130 has 16 divisors (see below), whose sum is σ = 126386784. Its totient is φ = 14042960.

The previous prime is 52661023. The next prime is 52661137. The reversal of 52661130 is 3116625.

It is a super-2 number, since 2×52661130² = 5546389225753800, 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 52661130.

It is not an unprimeable number, because it can be changed into a prime (52661137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877656 + ... + 877715.

It is an arithmetic number, because the mean of its divisors is an integer number (7899174).

Almost surely, 2^52661130 is an apocalyptic number.

52661130 is an abundant number, since it is smaller than the sum of its proper divisors (73725654).

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

52661130 is a wasteful number, since it uses less digits than its factorization.

52661130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1755381.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 52661130 is about 7256.7988810494. The cubic root of 52661130 is about 374.8263017785.

Adding to 52661130 its reverse (3116625), we get a palindrome (55777755).

The spelling of 52661130 in words is "fifty-two million, six hundred sixty-one thousand, one hundred thirty".