53365402 has 4 divisors (see below), whose sum is σ = 80048106. Its totient is φ = 26682700.

The previous prime is 53365391. The next prime is 53365427. The reversal of 53365402 is 20456335.

53365402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27447121 + 25918281 = 5239^2 + 5091^2 .

It is a super-2 number, since 2×53365402² = 5695732261243208, which contains 22 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13341349 + ... + 13341352.

Almost surely, 2^53365402 is an apocalyptic number.

53365402 is a deficient number, since it is larger than the sum of its proper divisors (26682704).

53365402 is a wasteful number, since it uses less digits than its factorization.

53365402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26682703.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 53365402 is about 7305.1626949713. The cubic root of 53365402 is about 376.4898408630.

The spelling of 53365402 in words is "fifty-three million, three hundred sixty-five thousand, four hundred two".