53726172 has 12 divisors (see below), whose sum is σ = 125361096. Its totient is φ = 17908720.

The previous prime is 53726147. The next prime is 53726173. The reversal of 53726172 is 27162735.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53726173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238579 + ... + 2238602.

It is an arithmetic number, because the mean of its divisors is an integer number (10446758).

Almost surely, 2^53726172 is an apocalyptic number.

It is an amenable number.

53726172 is an abundant number, since it is smaller than the sum of its proper divisors (71634924).

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

53726172 is a wasteful number, since it uses less digits than its factorization.

53726172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4477188 (or 4477186 counting only the distinct ones).

The product of its digits is 17640, while the sum is 33.

The square root of 53726172 is about 7329.8139130540. The cubic root of 53726172 is about 377.3363400338.

The spelling of 53726172 in words is "fifty-three million, seven hundred twenty-six thousand, one hundred seventy-two".