53350568 has 8 divisors (see below), whose sum is σ = 100032330. Its totient is φ = 26675280.

The previous prime is 53350543. The next prime is 53350571. The reversal of 53350568 is 86505335.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45941284 + 7409284 = 6778^2 + 2722^2 .

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, 3334403 + ... + 3334418.

Almost surely, 2^53350568 is an apocalyptic number.

It is an amenable number.

53350568 is a deficient number, since it is larger than the sum of its proper divisors (46681762).

53350568 is a wasteful number, since it uses less digits than its factorization.

53350568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6668827 (or 6668823 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 53350568 is about 7304.1473150533. The cubic root of 53350568 is about 376.4549532914.

The spelling of 53350568 in words is "fifty-three million, three hundred fifty thousand, five hundred sixty-eight".