525398922 has 12 divisors (see below), whose sum is σ = 1138364370. Its totient is φ = 175132968.

The previous prime is 525398921. The next prime is 525398941. The reversal of 525398922 is 229893525.

525398922 is a `hidden beast` number, since 525 + 39 + 8 + 92 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 270964521 + 254434401 = 16461^2 + 15951^2 .

It is not an unprimeable number, because it can be changed into a prime (525398921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14594397 + ... + 14594432.

Almost surely, 2^525398922 is an apocalyptic number.

525398922 is an abundant number, since it is smaller than the sum of its proper divisors (612965448).

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

525398922 is a wasteful number, since it uses less digits than its factorization.

525398922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29188837 (or 29188834 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 525398922 is about 22921.5820134650. The cubic root of 525398922 is about 806.9185989581.

The spelling of 525398922 in words is "five hundred twenty-five million, three hundred ninety-eight thousand, nine hundred twenty-two".