53248664 has 16 divisors (see below), whose sum is σ = 114104400. Its totient is φ = 22820832.

The previous prime is 53248639. The next prime is 53248667. The reversal of 53248664 is 46684235.

53248664 = T₃₈₉₇ + T₃₈₉₈ + ... + T₃₉₀₃.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53248667) 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, 475379 + ... + 475490.

It is an arithmetic number, because the mean of its divisors is an integer number (7131525).

Almost surely, 2^53248664 is an apocalyptic number.

It is an amenable number.

53248664 is an abundant number, since it is smaller than the sum of its proper divisors (60855736).

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

53248664 is a wasteful number, since it uses less digits than its factorization.

53248664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950882 (or 950878 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 53248664 is about 7297.1682178774. The cubic root of 53248664 is about 376.2151138171.

The spelling of 53248664 in words is "fifty-three million, two hundred forty-eight thousand, six hundred sixty-four".