53140608 has 96 divisors (see below), whose sum is σ = 154399440. Its totient is φ = 17542656.

The previous prime is 53140579. The next prime is 53140613. The reversal of 53140608 is 80604135.

53140608 is a `hidden beast` number, since 53 + 1 + 4 + 0 + 608 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187635 + ... + 187917.

Almost surely, 2^53140608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53140608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77199720).

53140608 is an abundant number, since it is smaller than the sum of its proper divisors (101258832).

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

53140608 is a wasteful number, since it uses less digits than its factorization.

53140608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 53140608 is about 7289.7604898927. The cubic root of 53140608 is about 375.9604606076.

The spelling of 53140608 in words is "fifty-three million, one hundred forty thousand, six hundred eight".