525623494 has 16 divisors (see below), whose sum is σ = 863908416. Its totient is φ = 237865000.

The previous prime is 525623491. The next prime is 525623537. The reversal of 525623494 is 494326525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525623491) 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, 47632 + ... + 57619.

It is an arithmetic number, because the mean of its divisors is an integer number (53994276).

Almost surely, 2^525623494 is an apocalyptic number.

525623494 is a deficient number, since it is larger than the sum of its proper divisors (338284922).

525623494 is a wasteful number, since it uses less digits than its factorization.

525623494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105491.

The product of its digits is 259200, while the sum is 40.

The square root of 525623494 is about 22926.4801921272. The cubic root of 525623494 is about 807.0335500323.

The spelling of 525623494 in words is "five hundred twenty-five million, six hundred twenty-three thousand, four hundred ninety-four".