53240356 has 24 divisors (see below), whose sum is σ = 105620480. Its totient is φ = 23278752.

The previous prime is 53240347. The next prime is 53240387. The reversal of 53240356 is 65304235.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25956 + ... + 27931.

Almost surely, 2^53240356 is an apocalyptic number.

It is an amenable number.

53240356 is a deficient number, since it is larger than the sum of its proper divisors (52380124).

53240356 is a wasteful number, since it uses less digits than its factorization.

53240356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53923 (or 53921 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 53240356 is about 7296.5989337499. The cubic root of 53240356 is about 376.1955467676.

The spelling of 53240356 in words is "fifty-three million, two hundred forty thousand, three hundred fifty-six".