213014456 has 8 divisors (see below), whose sum is σ = 399402120. Its totient is φ = 106507224.

The previous prime is 213014447. The next prime is 213014479. The reversal of 213014456 is 654410312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13313396 + ... + 13313411.

It is an arithmetic number, because the mean of its divisors is an integer number (49925265).

Almost surely, 2^213014456 is an apocalyptic number.

It is an amenable number.

213014456 is a deficient number, since it is larger than the sum of its proper divisors (186387664).

213014456 is a wasteful number, since it uses less digits than its factorization.

213014456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26626813 (or 26626809 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 213014456 is about 14595.0147653231. The cubic root of 213014456 is about 597.2227722515. Note that the first 3 decimals are identical.

Adding to 213014456 its reverse (654410312), we get a palindrome (867424768).

The spelling of 213014456 in words is "two hundred thirteen million, fourteen thousand, four hundred fifty-six".