53152660 has 24 divisors (see below), whose sum is σ = 121768416. Its totient is φ = 19328160.

The previous prime is 53152639. The next prime is 53152661. The reversal of 53152660 is 6625135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53152661) 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, 120582 + ... + 121021.

It is an arithmetic number, because the mean of its divisors is an integer number (5073684).

Almost surely, 2^53152660 is an apocalyptic number.

It is an amenable number.

53152660 is an abundant number, since it is smaller than the sum of its proper divisors (68615756).

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

53152660 is a wasteful number, since it uses less digits than its factorization.

53152660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241623 (or 241621 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 53152660 is about 7290.5870819846. The cubic root of 53152660 is about 375.9888803864.

Adding to 53152660 its reverse (6625135), we get a palindrome (59777795).

The spelling of 53152660 in words is "fifty-three million, one hundred fifty-two thousand, six hundred sixty".