53374668 has 12 divisors (see below), whose sum is σ = 124540920. Its totient is φ = 17791552.

The previous prime is 53374639. The next prime is 53374669. The reversal of 53374668 is 86647335.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×53374668² = 5697710368220448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53374669) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2223933 + ... + 2223956.

It is an arithmetic number, because the mean of its divisors is an integer number (10378410).

Almost surely, 2^53374668 is an apocalyptic number.

It is an amenable number.

53374668 is an abundant number, since it is smaller than the sum of its proper divisors (71166252).

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

53374668 is a wasteful number, since it uses less digits than its factorization.

53374668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447896 (or 4447894 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 53374668 is about 7305.7968764537. The cubic root of 53374668 is about 376.5116299676.

The spelling of 53374668 in words is "fifty-three million, three hundred seventy-four thousand, six hundred sixty-eight".