53368916 has 12 divisors (see below), whose sum is σ = 98889588. Its totient is φ = 25114752.

The previous prime is 53368873. The next prime is 53368927. The reversal of 53368916 is 61986335.

It can be written as a sum of positive squares in 2 ways, for example, as 28408900 + 24960016 = 5330^2 + 4996^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392351 + ... + 392486.

It is an arithmetic number, because the mean of its divisors is an integer number (8240799).

Almost surely, 2^53368916 is an apocalyptic number.

It is an amenable number.

53368916 is a deficient number, since it is larger than the sum of its proper divisors (45520672).

53368916 is a wasteful number, since it uses less digits than its factorization.

53368916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784858 (or 784856 counting only the distinct ones).

The product of its digits is 116640, while the sum is 41.

The square root of 53368916 is about 7305.4032058470. The cubic root of 53368916 is about 376.4981043709.

The spelling of 53368916 in words is "fifty-three million, three hundred sixty-eight thousand, nine hundred sixteen".