213194070 has 48 divisors (see below), whose sum is σ = 555282000. Its totient is φ = 56751552.

The previous prime is 213194063. The next prime is 213194089. The reversal of 213194070 is 70491312.

213194070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×213194070² = 90903422966329800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59181 + ... + 62679.

It is an arithmetic number, because the mean of its divisors is an integer number (11568375).

Almost surely, 2^213194070 is an apocalyptic number.

213194070 is an abundant number, since it is smaller than the sum of its proper divisors (342087930).

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

213194070 is a wasteful number, since it uses less digits than its factorization.

213194070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4189 (or 4186 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 213194070 is about 14601.1667342031. The cubic root of 213194070 is about 597.3905847045.

The spelling of 213194070 in words is "two hundred thirteen million, one hundred ninety-four thousand, seventy".