52738812 has 144 divisors (see below), whose sum is σ = 161953792. Its totient is φ = 14152320.

The previous prime is 52738799. The next prime is 52738837. The reversal of 52738812 is 21883725.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 335838 + ... + 335994.

Almost surely, 2^52738812 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 52738812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80976896).

52738812 is an abundant number, since it is smaller than the sum of its proper divisors (109214980).

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

52738812 is a wasteful number, since it uses less digits than its factorization.

52738812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 243 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 52738812 is about 7262.1492686394. The cubic root of 52738812 is about 375.0105170384.

The spelling of 52738812 in words is "fifty-two million, seven hundred thirty-eight thousand, eight hundred twelve".