213242318 has 8 divisors (see below), whose sum is σ = 320091912. Its totient is φ = 106545016.

The previous prime is 213242291. The next prime is 213242329. The reversal of 213242318 is 813242312.

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

It is a congruent number.

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, 34505 + ... + 40212.

It is an arithmetic number, because the mean of its divisors is an integer number (40011489).

Almost surely, 2^213242318 is an apocalyptic number.

213242318 is a deficient number, since it is larger than the sum of its proper divisors (106849594).

213242318 is a wasteful number, since it uses less digits than its factorization.

213242318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76146.

The product of its digits is 2304, while the sum is 26.

The square root of 213242318 is about 14602.8188374711. The cubic root of 213242318 is about 597.4356465065.

The spelling of 213242318 in words is "two hundred thirteen million, two hundred forty-two thousand, three hundred eighteen".