223902406 has 16 divisors (see below), whose sum is σ = 413358624. Its totient is φ = 88576704.

The previous prime is 223902379. The next prime is 223902431. The reversal of 223902406 is 604209322.

223902406 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 614935 + ... + 615298.

It is an arithmetic number, because the mean of its divisors is an integer number (25834914).

Almost surely, 2^223902406 is an apocalyptic number.

223902406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

223902406 is a deficient number, since it is larger than the sum of its proper divisors (189456218).

223902406 is a wasteful number, since it uses less digits than its factorization.

223902406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1230255.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 223902406 is about 14963.3688051855. The cubic root of 223902406 is about 607.2295813056.

The spelling of 223902406 in words is "two hundred twenty-three million, nine hundred two thousand, four hundred six".