53973912 has 64 divisors (see below), whose sum is σ = 143700480. Its totient is φ = 16835072.

The previous prime is 53973877. The next prime is 53973919. The reversal of 53973912 is 21937935.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53973919) 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, 107053 + ... + 107555.

It is an arithmetic number, because the mean of its divisors is an integer number (2245320).

Almost surely, 2^53973912 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 53973912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71850240).

53973912 is an abundant number, since it is smaller than the sum of its proper divisors (89726568).

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

53973912 is a wasteful number, since it uses less digits than its factorization.

53973912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792 (or 788 counting only the distinct ones).

The product of its digits is 51030, while the sum is 39.

The square root of 53973912 is about 7346.6939503426. The cubic root of 53973912 is about 377.9154369780.

The spelling of 53973912 in words is "fifty-three million, nine hundred seventy-three thousand, nine hundred twelve".