213371967 has 8 divisors (see below), whose sum is σ = 287429296. Its totient is φ = 140781312.

The previous prime is 213371953. The next prime is 213371993. The reversal of 213371967 is 769173312.

It is a happy number.

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

It is not a de Polignac number, because 213371967 - 2¹⁰ = 213370943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213371927) 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, 366328 + ... + 366909.

It is an arithmetic number, because the mean of its divisors is an integer number (35928662).

Almost surely, 2^213371967 is an apocalyptic number.

213371967 is a deficient number, since it is larger than the sum of its proper divisors (74057329).

213371967 is an equidigital number, since it uses as much as digits as its factorization.

213371967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733337.

The product of its digits is 47628, while the sum is 39.

The square root of 213371967 is about 14607.2573401032. The cubic root of 213371967 is about 597.5567000924.

The spelling of 213371967 in words is "two hundred thirteen million, three hundred seventy-one thousand, nine hundred sixty-seven".