53365908 has 72 divisors (see below), whose sum is σ = 133819392. Its totient is φ = 16547328.

The previous prime is 53365901. The next prime is 53365919. The reversal of 53365908 is 80956335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53365901) 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, 420141 + ... + 420267.

Almost surely, 2^53365908 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 53365908, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66909696).

53365908 is an abundant number, since it is smaller than the sum of its proper divisors (80453484).

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

53365908 is a wasteful number, since it uses less digits than its factorization.

53365908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 248 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 53365908 is about 7305.1973279303. The cubic root of 53365908 is about 376.4910307929.

The spelling of 53365908 in words is "fifty-three million, three hundred sixty-five thousand, nine hundred eight".