500406406 has 4 divisors (see below), whose sum is σ = 750609612. Its totient is φ = 250203202.

The previous prime is 500406359. The next prime is 500406457. The reversal of 500406406 is 604604005.

It is a happy number.

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, 125101600 + ... + 125101603.

It is an arithmetic number, because the mean of its divisors is an integer number (187652403).

Almost surely, 2^500406406 is an apocalyptic number.

500406406 is a deficient number, since it is larger than the sum of its proper divisors (250203206).

500406406 is a wasteful number, since it uses less digits than its factorization.

500406406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250203205.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 500406406 is about 22369.7654435624. The cubic root of 500406406 is about 793.9155108512.

The spelling of 500406406 in words is "five hundred million, four hundred six thousand, four hundred six".