525545152 has 56 divisors (see below), whose sum is σ = 1146200400. Its totient is φ = 237096960.

The previous prime is 525545131. The next prime is 525545171. The reversal of 525545152 is 251545525.

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, 93724 + ... + 99172.

Almost surely, 2^525545152 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 525545152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573100200).

525545152 is an abundant number, since it is smaller than the sum of its proper divisors (620655248).

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

525545152 is a wasteful number, since it uses less digits than its factorization.

525545152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5609 (or 5599 counting only the distinct ones).

The product of its digits is 50000, while the sum is 34.

The square root of 525545152 is about 22924.7715801052. The cubic root of 525545152 is about 806.9934530398.

The spelling of 525545152 in words is "five hundred twenty-five million, five hundred forty-five thousand, one hundred fifty-two".