2321642406 has 16 divisors (see below), whose sum is σ = 4647898800. Its totient is φ = 773111808.

The previous prime is 2321642377. The next prime is 2321642413. The reversal of 2321642406 is 6042461232.

It is a super-2 number, since 2×2321642406² = 10780046922674937672, which contains 22 as substring.

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, 185691 + ... + 197798.

It is an arithmetic number, because the mean of its divisors is an integer number (290493675).

Almost surely, 2^2321642406 is an apocalyptic number.

2321642406 is an abundant number, since it is smaller than the sum of its proper divisors (2326256394).

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

2321642406 is a wasteful number, since it uses less digits than its factorization.

2321642406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384503.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2321642406 is about 48183.4245980918. The cubic root of 2321642406 is about 1324.1335084258.

The spelling of 2321642406 in words is "two billion, three hundred twenty-one million, six hundred forty-two thousand, four hundred six".