52646544 has 40 divisors (see below), whose sum is σ = 151116320. Its totient is φ = 17548704.

The previous prime is 52646537. The next prime is 52646557. The reversal of 52646544 is 44564625.

52646544 is a `hidden beast` number, since 5 + 2 + 646 + 5 + 4 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 52646499 and 52646508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60502 + ... + 61365.

It is an arithmetic number, because the mean of its divisors is an integer number (3777908).

Almost surely, 2^52646544 is an apocalyptic number.

52646544 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

52646544 is an abundant number, since it is smaller than the sum of its proper divisors (98469776).

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

52646544 is a wasteful number, since it uses less digits than its factorization.

52646544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121884 (or 121872 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 52646544 is about 7255.7938228701. The cubic root of 52646544 is about 374.7916923092.

The spelling of 52646544 in words is "fifty-two million, six hundred forty-six thousand, five hundred forty-four".