52657402 has 16 divisors (see below), whose sum is σ = 90529920. Its totient is φ = 22502448.

The previous prime is 52657399. The next prime is 52657421. The reversal of 52657402 is 20475625.

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, 213 + ... + 10264.

It is an arithmetic number, because the mean of its divisors is an integer number (5658120).

Almost surely, 2^52657402 is an apocalyptic number.

52657402 is a deficient number, since it is larger than the sum of its proper divisors (37872518).

52657402 is a wasteful number, since it uses less digits than its factorization.

52657402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10845.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 52657402 is about 7256.5420139347. The cubic root of 52657402 is about 374.8174566370.

The spelling of 52657402 in words is "fifty-two million, six hundred fifty-seven thousand, four hundred two".