525086340 has 24 divisors (see below), whose sum is σ = 1470241920. Its totient is φ = 140023008.

The previous prime is 525086329. The next prime is 525086347. The reversal of 525086340 is 43680525.

It is not an unprimeable number, because it can be changed into a prime (525086347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4375660 + ... + 4375779.

It is an arithmetic number, because the mean of its divisors is an integer number (61260080).

Almost surely, 2^525086340 is an apocalyptic number.

It is an amenable number.

525086340 is an abundant number, since it is smaller than the sum of its proper divisors (945155580).

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

525086340 is a wasteful number, since it uses less digits than its factorization.

525086340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8751451 (or 8751449 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 525086340 is about 22914.7624905867. The cubic root of 525086340 is about 806.7585438991.

The spelling of 525086340 in words is "five hundred twenty-five million, eighty-six thousand, three hundred forty".