53392572 has 72 divisors (see below), whose sum is σ = 138692736. Its totient is φ = 17314464.

The previous prime is 53392553. The next prime is 53392579. The reversal of 53392572 is 27529335.

53392572 is a `hidden beast` number, since 53 + 39 + 2 + 572 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53392579) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 319633 + ... + 319799.

It is an arithmetic number, because the mean of its divisors is an integer number (1926288).

Almost surely, 2^53392572 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 53392572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69346368).

53392572 is an abundant number, since it is smaller than the sum of its proper divisors (85300164).

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

53392572 is a wasteful number, since it uses less digits than its factorization.

53392572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 362 counting only the distinct ones).

The product of its digits is 56700, while the sum is 36.

The square root of 53392572 is about 7307.0221020605. The cubic root of 53392572 is about 376.5537242848.

The spelling of 53392572 in words is "fifty-three million, three hundred ninety-two thousand, five hundred seventy-two".