213366377 has 16 divisors (see below), whose sum is σ = 255467520. Its totient is φ = 174234192.

The previous prime is 213366367. The next prime is 213366401. The reversal of 213366377 is 773663312.

It is a cyclic number.

It is not a de Polignac number, because 213366377 - 2⁶ = 213366313 is a prime.

It is a super-2 number, since 2×213366377² = 91050421668212258, 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 213366377.

It is not an unprimeable number, because it can be changed into a prime (213366317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39824 + ... + 44862.

It is an arithmetic number, because the mean of its divisors is an integer number (15966720).

Almost surely, 2^213366377 is an apocalyptic number.

It is an amenable number.

213366377 is a deficient number, since it is larger than the sum of its proper divisors (42101143).

213366377 is a wasteful number, since it uses less digits than its factorization.

213366377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332.

The product of its digits is 95256, while the sum is 38.

The square root of 213366377 is about 14607.0659956064. The cubic root of 213366377 is about 597.5514817076.

The spelling of 213366377 in words is "two hundred thirteen million, three hundred sixty-six thousand, three hundred seventy-seven".