52655400 has 288 divisors, whose sum is σ = 212040000. Its totient is φ = 11975040.

The previous prime is 52655389. The next prime is 52655417. The reversal of 52655400 is 455625.

52655400 is a `hidden beast` number, since 5 + 2 + 655 + 4 + 0 + 0 = 666.

It is a super-2 number, since 2×52655400² = 5545182298320000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 264501 + ... + 264699.

It is an arithmetic number, because the mean of its divisors is an integer number (736250).

Almost surely, 2^52655400 is an apocalyptic number.

52655400 is a gapful number since it is divisible by the number (50) 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 52655400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106020000).

52655400 is an abundant number, since it is smaller than the sum of its proper divisors (159384600).

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

52655400 is a wasteful number, since it uses less digits than its factorization.

52655400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 52655400 is about 7256.4040681318. The cubic root of 52655400 is about 374.8127064719.

The spelling of 52655400 in words is "fifty-two million, six hundred fifty-five thousand, four hundred".