52475652 has 72 divisors (see below), whose sum is σ = 137417280. Its totient is φ = 16873920.

The previous prime is 52475629. The next prime is 52475669. The reversal of 52475652 is 25657425.

52475652 is a `hidden beast` number, since 52 + 47 + 565 + 2 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168577 + ... + 168887.

Almost surely, 2^52475652 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 52475652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68708640).

52475652 is an abundant number, since it is smaller than the sum of its proper divisors (84941628).

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

52475652 is a wasteful number, since it uses less digits than its factorization.

52475652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 468 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 52475652 is about 7244.0080066217. The cubic root of 52475652 is about 374.3857249927.

It can be divided in two parts, 524 and 75652, that added together give a square (76176 = 276²).

The spelling of 52475652 in words is "fifty-two million, four hundred seventy-five thousand, six hundred fifty-two".