53672570 has 128 divisors (see below), whose sum is σ = 127650816. Its totient is φ = 15814656.

The previous prime is 53672537. The next prime is 53672573. The reversal of 53672570 is 7527635.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 53672570.

It is not an unprimeable number, because it can be changed into a prime (53672573) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1012664 + ... + 1012716.

It is an arithmetic number, because the mean of its divisors is an integer number (997272).

Almost surely, 2^53672570 is an apocalyptic number.

53672570 is an abundant number, since it is smaller than the sum of its proper divisors (73978246).

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

53672570 is a wasteful number, since it uses less digits than its factorization.

53672570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 53672570 is about 7326.1565639836. The cubic root of 53672570 is about 377.2108101981.

The spelling of 53672570 in words is "fifty-three million, six hundred seventy-two thousand, five hundred seventy".