213475612 has 24 divisors (see below), whose sum is σ = 441675360. Its totient is φ = 88334400.

The previous prime is 213475571. The next prime is 213475649. The reversal of 213475612 is 216574312.

It is a congruent number.

It is an unprimeable number.

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, 130639 + ... + 132262.

It is an arithmetic number, because the mean of its divisors is an integer number (18403140).

Almost surely, 2^213475612 is an apocalyptic number.

It is an amenable number.

213475612 is an abundant number, since it is smaller than the sum of its proper divisors (228199748).

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

213475612 is a wasteful number, since it uses less digits than its factorization.

213475612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262941 (or 262939 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 213475612 is about 14610.8046321892. The cubic root of 213475612 is about 597.6534384155.

The spelling of 213475612 in words is "two hundred thirteen million, four hundred seventy-five thousand, six hundred twelve".