53188074 has 12 divisors (see below), whose sum is σ = 115240866. Its totient is φ = 17729352.

The previous prime is 53188063. The next prime is 53188081. The reversal of 53188074 is 47088135.

It can be written as a sum of positive squares in only one way, i.e., 53187849 + 225 = 7293^2 + 15^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1477429 + ... + 1477464.

Almost surely, 2^53188074 is an apocalyptic number.

53188074 is an abundant number, since it is smaller than the sum of its proper divisors (62052792).

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

53188074 is a wasteful number, since it uses less digits than its factorization.

53188074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954901 (or 2954898 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 53188074 is about 7293.0154257344. The cubic root of 53188074 is about 376.0723651648.

The spelling of 53188074 in words is "fifty-three million, one hundred eighty-eight thousand, seventy-four".