53557074 has 12 divisors (see below), whose sum is σ = 116040366. Its totient is φ = 17852352.

The previous prime is 53557061. The next prime is 53557079. The reversal of 53557074 is 47075535.

53557074 is a `hidden beast` number, since 535 + 57 + 0 + 74 = 666.

53557074 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 only one way, i.e., 52664049 + 893025 = 7257^2 + 945^2 .

It is not an unprimeable number, because it can be changed into a prime (53557079) 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 5 ways as a sum of consecutive naturals, for example, 1487679 + ... + 1487714.

Almost surely, 2^53557074 is an apocalyptic number.

53557074 is an abundant number, since it is smaller than the sum of its proper divisors (62483292).

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

53557074 is a wasteful number, since it uses less digits than its factorization.

53557074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975401 (or 2975398 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 36.

The square root of 53557074 is about 7318.2698775052. The cubic root of 53557074 is about 376.9400472693.

The spelling of 53557074 in words is "fifty-three million, five hundred fifty-seven thousand, seventy-four".