53642402 has 32 divisors (see below), whose sum is σ = 91990080. Its totient is φ = 23235520.

The previous prime is 53642401. The next prime is 53642419. The reversal of 53642402 is 20424635.

It is not an unprimeable number, because it can be changed into a prime (53642401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52448 + ... + 53460.

It is an arithmetic number, because the mean of its divisors is an integer number (2874690).

Almost surely, 2^53642402 is an apocalyptic number.

53642402 is a deficient number, since it is larger than the sum of its proper divisors (38347678).

53642402 is a wasteful number, since it uses less digits than its factorization.

53642402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 53642402 is about 7324.0973505272. The cubic root of 53642402 is about 377.1401233869.

The spelling of 53642402 in words is "fifty-three million, six hundred forty-two thousand, four hundred two".