53867408 has 20 divisors (see below), whose sum is σ = 119278080. Its totient is φ = 23085984.

The previous prime is 53867393. The next prime is 53867459. The reversal of 53867408 is 80476835.

It is a happy 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, 240368 + ... + 240591.

It is an arithmetic number, because the mean of its divisors is an integer number (5963904).

Almost surely, 2^53867408 is an apocalyptic number.

It is an amenable number.

53867408 is an abundant number, since it is smaller than the sum of its proper divisors (65410672).

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

53867408 is a wasteful number, since it uses less digits than its factorization.

53867408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480974 (or 480968 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 53867408 is about 7339.4419406383. The cubic root of 53867408 is about 377.6666994714. Note that the first 4 decimals are identical.

The spelling of 53867408 in words is "fifty-three million, eight hundred sixty-seven thousand, four hundred eight".