213374906 has 32 divisors (see below), whose sum is σ = 336063168. Its totient is φ = 101522560.

The previous prime is 213374867. The next prime is 213374957. The reversal of 213374906 is 609473312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 728096 + ... + 728388.

It is an arithmetic number, because the mean of its divisors is an integer number (10501974).

Almost surely, 2^213374906 is an apocalyptic number.

213374906 is a deficient number, since it is larger than the sum of its proper divisors (122688262).

213374906 is a wasteful number, since it uses less digits than its factorization.

213374906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 213374906 is about 14607.3579404354. The cubic root of 213374906 is about 597.5594436754.

The spelling of 213374906 in words is "two hundred thirteen million, three hundred seventy-four thousand, nine hundred six".