213682516 has 24 divisors (see below), whose sum is σ = 378060480. Its totient is φ = 105672000.

The previous prime is 213682499. The next prime is 213682517. The reversal of 213682516 is 615286312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213682517) 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 7 ways as a sum of consecutive naturals, for example, 169095 + ... + 170353.

It is an arithmetic number, because the mean of its divisors is an integer number (15752520).

Almost surely, 2^213682516 is an apocalyptic number.

It is an amenable number.

213682516 is a deficient number, since it is larger than the sum of its proper divisors (164377964).

213682516 is a wasteful number, since it uses less digits than its factorization.

213682516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695 (or 1693 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 213682516 is about 14617.8834309212. The cubic root of 213682516 is about 597.8464611801.

The spelling of 213682516 in words is "two hundred thirteen million, six hundred eighty-two thousand, five hundred sixteen".