525051396 has 135 divisors (see below), whose sum is σ = 1470575799. Its totient is φ = 163330992.

The previous prime is 525051391. The next prime is 525051403. The reversal of 525051396 is 693150525.

The square root of 525051396 is 22914.

It is a perfect power (a square), and thus also a powerful number.

525051396 is a `hidden beast` number, since 5 + 2 + 50 + 513 + 96 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 525051396.

It is not an unprimeable number, because it can be changed into a prime (525051391) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 7836555 + ... + 7836621.

Almost surely, 2^525051396 is an apocalyptic number.

525051396 is the 22914-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 525051396

525051396 is an abundant number, since it is smaller than the sum of its proper divisors (945524403).

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

525051396 is a wasteful number, since it uses less digits than its factorization.

525051396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 36.

The cubic root of 525051396 is about 806.7406471624.

Multiplying 525051396 by its sum of digits (36), we get a square (18901850256 = 137484²).

525051396 divided by its sum of digits (36) gives a square (14584761 = 3819²).

The spelling of 525051396 in words is "five hundred twenty-five million, fifty-one thousand, three hundred ninety-six".