53487468 has 18 divisors (see below), whose sum is σ = 135204524. Its totient is φ = 17829144.

The previous prime is 53487439. The next prime is 53487509. The reversal of 53487468 is 86478435.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 742846 + ... + 742917.

Almost surely, 2^53487468 is an apocalyptic number.

It is an amenable number.

53487468 is an abundant number, since it is smaller than the sum of its proper divisors (81717056).

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

53487468 is a wasteful number, since it uses less digits than its factorization.

53487468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485773 (or 1485768 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 53487468 is about 7313.5126991070. The cubic root of 53487468 is about 376.7766784760.

The spelling of 53487468 in words is "fifty-three million, four hundred eighty-seven thousand, four hundred sixty-eight".