53641872 has 40 divisors (see below), whose sum is σ = 153973280. Its totient is φ = 17880480.

The previous prime is 53641871. The next prime is 53641901. The reversal of 53641872 is 27814635.

53641872 is a `hidden beast` number, since 5 + 3 + 641 + 8 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53641871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61654 + ... + 62517.

It is an arithmetic number, because the mean of its divisors is an integer number (3849332).

Almost surely, 2^53641872 is an apocalyptic number.

It is an amenable number.

53641872 is an abundant number, since it is smaller than the sum of its proper divisors (100331408).

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

53641872 is a wasteful number, since it uses less digits than its factorization.

53641872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124188 (or 124176 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 53641872 is about 7324.0611685048. The cubic root of 53641872 is about 377.1388813040.

The spelling of 53641872 in words is "fifty-three million, six hundred forty-one thousand, eight hundred seventy-two".