53312744 has 8 divisors (see below), whose sum is σ = 99961410. Its totient is φ = 26656368.

The previous prime is 53312717. The next prime is 53312773. The reversal of 53312744 is 44721335.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36747844 + 16564900 = 6062^2 + 4070^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3332039 + ... + 3332054.

Almost surely, 2^53312744 is an apocalyptic number.

It is an amenable number.

53312744 is a deficient number, since it is larger than the sum of its proper divisors (46648666).

53312744 is a wasteful number, since it uses less digits than its factorization.

53312744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6664099 (or 6664095 counting only the distinct ones).

The product of its digits is 10080, while the sum is 29.

The square root of 53312744 is about 7301.5576420378. The cubic root of 53312744 is about 376.3659670567.

The spelling of 53312744 in words is "fifty-three million, three hundred twelve thousand, seven hundred forty-four".