53664460 has 12 divisors (see below), whose sum is σ = 112695408. Its totient is φ = 21465776.

The previous prime is 53664439. The next prime is 53664511. The reversal of 53664460 is 6446635.

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, 1341592 + ... + 1341631.

It is an arithmetic number, because the mean of its divisors is an integer number (9391284).

Almost surely, 2^53664460 is an apocalyptic number.

It is an amenable number.

53664460 is an abundant number, since it is smaller than the sum of its proper divisors (59030948).

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

53664460 is a wasteful number, since it uses less digits than its factorization.

53664460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683232 (or 2683230 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 53664460 is about 7325.6030468488. The cubic root of 53664460 is about 377.1918102150.

The spelling of 53664460 in words is "fifty-three million, six hundred sixty-four thousand, four hundred sixty".