525423502 has 4 divisors (see below), whose sum is σ = 788135256. Its totient is φ = 262711750.

The previous prime is 525423463. The next prime is 525423517. The reversal of 525423502 is 205324525.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131355874 + ... + 131355877.

It is an arithmetic number, because the mean of its divisors is an integer number (197033814).

Almost surely, 2^525423502 is an apocalyptic number.

525423502 is a deficient number, since it is larger than the sum of its proper divisors (262711754).

525423502 is a wasteful number, since it uses less digits than its factorization.

525423502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262711753.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 525423502 is about 22922.1181830999. The cubic root of 525423502 is about 806.9311822538.

The spelling of 525423502 in words is "five hundred twenty-five million, four hundred twenty-three thousand, five hundred two".