213322994 has 8 divisors (see below), whose sum is σ = 336825840. Its totient is φ = 101047716.

The previous prime is 213322981. The next prime is 213323029. The reversal of 213322994 is 499223312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-4 number, since 4×213322994⁴ (a number of 34 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806844 + ... + 2806919.

It is an arithmetic number, because the mean of its divisors is an integer number (42103230).

Almost surely, 2^213322994 is an apocalyptic number.

213322994 is a deficient number, since it is larger than the sum of its proper divisors (123502846).

213322994 is a wasteful number, since it uses less digits than its factorization.

213322994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5613784.

The product of its digits is 23328, while the sum is 35.

The square root of 213322994 is about 14605.5809196348. The cubic root of 213322994 is about 597.5109796480.

The spelling of 213322994 in words is "two hundred thirteen million, three hundred twenty-two thousand, nine hundred ninety-four".