212396676 has 12 divisors (see below), whose sum is σ = 495592272. Its totient is φ = 70798888.

The previous prime is 212396663. The next prime is 212396683. The reversal of 212396676 is 676693212.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×212396676² = 90224695951697952, 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, 8849850 + ... + 8849873.

It is an arithmetic number, because the mean of its divisors is an integer number (41299356).

Almost surely, 2^212396676 is an apocalyptic number.

It is an amenable number.

212396676 is an abundant number, since it is smaller than the sum of its proper divisors (283195596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212396676 is a wasteful number, since it uses less digits than its factorization.

212396676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17699730 (or 17699728 counting only the distinct ones).

The product of its digits is 163296, while the sum is 42.

The square root of 212396676 is about 14573.8353222479. The cubic root of 212396676 is about 596.6448622779.

The spelling of 212396676 in words is "two hundred twelve million, three hundred ninety-six thousand, six hundred seventy-six".