53040912 has 20 divisors (see below), whose sum is σ = 137022480. Its totient is φ = 17680288.

The previous prime is 53040899. The next prime is 53040931. The reversal of 53040912 is 21904035.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 3 ways as a sum of consecutive naturals, for example, 552462 + ... + 552557.

It is an arithmetic number, because the mean of its divisors is an integer number (6851124).

Almost surely, 2^53040912 is an apocalyptic number.

It is an amenable number.

53040912 is an abundant number, since it is smaller than the sum of its proper divisors (83981568).

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

53040912 is a wasteful number, since it uses less digits than its factorization.

53040912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105030 (or 1105024 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 53040912 is about 7282.9191949382. The cubic root of 53040912 is about 375.7252028670.

Adding to 53040912 its reverse (21904035), we get a palindrome (74944947).

The spelling of 53040912 in words is "fifty-three million, forty thousand, nine hundred twelve".