213474856 has 32 divisors (see below), whose sum is σ = 458115840. Its totient is φ = 91355328.

The previous prime is 213474853. The next prime is 213474869. The reversal of 213474856 is 658474312.

213474856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (213474853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42241 + ... + 47023.

It is an arithmetic number, because the mean of its divisors is an integer number (14316120).

Almost surely, 2^213474856 is an apocalyptic number.

It is an amenable number.

213474856 is an abundant number, since it is smaller than the sum of its proper divisors (244640984).

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

213474856 is a wasteful number, since it uses less digits than its factorization.

213474856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593 (or 5589 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 213474856 is about 14610.7787609011. The cubic root of 213474856 is about 597.6527329070.

The spelling of 213474856 in words is "two hundred thirteen million, four hundred seventy-four thousand, eight hundred fifty-six".