53625432 has 64 divisors (see below), whose sum is σ = 157374720. Its totient is φ = 14905728.

The previous prime is 53625431. The next prime is 53625457. The reversal of 53625432 is 23452635.

It is a self number, because there is not a number n which added to its sum of digits gives 53625432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53625431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1903 + ... + 10529.

It is an arithmetic number, because the mean of its divisors is an integer number (2458980).

Almost surely, 2^53625432 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 53625432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78687360).

53625432 is an abundant number, since it is smaller than the sum of its proper divisors (103749288).

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

53625432 is a wasteful number, since it uses less digits than its factorization.

53625432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8680 (or 8676 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 53625432 is about 7322.9387543527. The cubic root of 53625432 is about 377.1003492364.

The spelling of 53625432 in words is "fifty-three million, six hundred twenty-five thousand, four hundred thirty-two".