52313856 has 144 divisors (see below), whose sum is σ = 164043264. Its totient is φ = 14487552.

The previous prime is 52313831. The next prime is 52313857. The reversal of 52313856 is 65831325.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52313857) 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, 198781 + ... + 199043.

Almost surely, 2^52313856 is an apocalyptic number.

52313856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52313856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82021632).

52313856 is an abundant number, since it is smaller than the sum of its proper divisors (111729408).

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

52313856 is a wasteful number, since it uses less digits than its factorization.

52313856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 312 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 52313856 is about 7232.8318105705. The cubic root of 52313856 is about 374.0005528698. Note that the first 3 decimals are identical.

The spelling of 52313856 in words is "fifty-two million, three hundred thirteen thousand, eight hundred fifty-six".