213883402 has 8 divisors (see below), whose sum is σ = 320896512. Its totient is φ = 106917900.

The previous prime is 213883343. The next prime is 213883427. The reversal of 213883402 is 204388312.

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

It is a super-2 number, since 2×213883402² = 91492219302187208, which contains 22 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, 3127 + ... + 20917.

It is an arithmetic number, because the mean of its divisors is an integer number (40112064).

Almost surely, 2^213883402 is an apocalyptic number.

213883402 is a deficient number, since it is larger than the sum of its proper divisors (107013110).

213883402 is a wasteful number, since it uses less digits than its factorization.

213883402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23804.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 213883402 is about 14624.7530577443. The cubic root of 213883402 is about 598.0337505140.

The spelling of 213883402 in words is "two hundred thirteen million, eight hundred eighty-three thousand, four hundred two".