52655642 has 8 divisors (see below), whose sum is σ = 85059156. Its totient is φ = 24302592.

The previous prime is 52655641. The next prime is 52655657. The reversal of 52655642 is 24655625.

52655642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49266361 + 3389281 = 7019^2 + 1841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52655641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012583 + ... + 1012634.

Almost surely, 2^52655642 is an apocalyptic number.

52655642 is a deficient number, since it is larger than the sum of its proper divisors (32403514).

52655642 is a wasteful number, since it uses less digits than its factorization.

52655642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025232.

The product of its digits is 72000, while the sum is 35.

The square root of 52655642 is about 7256.4207430385. The cubic root of 52655642 is about 374.8132806741.

The spelling of 52655642 in words is "fifty-two million, six hundred fifty-five thousand, six hundred forty-two".