213317373 has 8 divisors (see below), whose sum is σ = 284491008. Its totient is φ = 142177664.

The previous prime is 213317339. The next prime is 213317399. The reversal of 213317373 is 373713312.

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

It is a cyclic number.

It is not a de Polignac number, because 213317373 - 2⁹ = 213316861 is a prime.

It is a super-2 number, since 2×213317373² = 91008603247242258, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213317373.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213317333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18061 + ... + 27437.

It is an arithmetic number, because the mean of its divisors is an integer number (35561376).

Almost surely, 2^213317373 is an apocalyptic number.

It is an amenable number.

213317373 is a deficient number, since it is larger than the sum of its proper divisors (71173635).

213317373 is an equidigital number, since it uses as much as digits as its factorization.

213317373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16963.

The product of its digits is 7938, while the sum is 30.

The square root of 213317373 is about 14605.3884919231. The cubic root of 213317373 is about 597.5057315207.

The spelling of 213317373 in words is "two hundred thirteen million, three hundred seventeen thousand, three hundred seventy-three".