213463683 has 6 divisors (see below), whose sum is σ = 308336444. Its totient is φ = 142309116.

The previous prime is 213463681. The next prime is 213463697. The reversal of 213463683 is 386364312.

213463683 is a `hidden beast` number, since 2 + 13 + 4 + 636 + 8 + 3 = 666.

It is not a de Polignac number, because 213463683 - 2¹ = 213463681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213463681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11859085 + ... + 11859102.

Almost surely, 2^213463683 is an apocalyptic number.

213463683 is a deficient number, since it is larger than the sum of its proper divisors (94872761).

213463683 is a wasteful number, since it uses less digits than its factorization.

213463683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23718193 (or 23718190 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 213463683 is about 14610.3964011932. The cubic root of 213463683 is about 597.6423059328.

The spelling of 213463683 in words is "two hundred thirteen million, four hundred sixty-three thousand, six hundred eighty-three".