523976406 has 16 divisors (see below), whose sum is σ = 1048177344. Its totient is φ = 174621384.

The previous prime is 523976359. The next prime is 523976417. The reversal of 523976406 is 604679325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48645 + ... + 58431.

It is an arithmetic number, because the mean of its divisors is an integer number (65511084).

Almost surely, 2^523976406 is an apocalyptic number.

523976406 is an abundant number, since it is smaller than the sum of its proper divisors (524200938).

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

523976406 is a wasteful number, since it uses less digits than its factorization.

523976406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18715.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 523976406 is about 22890.5309243801. The cubic root of 523976406 is about 806.1896975030.

The spelling of 523976406 in words is "five hundred twenty-three million, nine hundred seventy-six thousand, four hundred six".