213276294 has 96 divisors (see below), whose sum is σ = 595499520. Its totient is φ = 55384560.

The previous prime is 213276281. The next prime is 213276331. The reversal of 213276294 is 492672312.

213276294 is a `hidden beast` number, since 2 + 1 + 3 + 27 + 629 + 4 = 666.

213276294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43407 + ... + 48069.

It is an arithmetic number, because the mean of its divisors is an integer number (6203120).

Almost surely, 2^213276294 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213276294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297749760).

213276294 is an abundant number, since it is smaller than the sum of its proper divisors (382223226).

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

213276294 is a wasteful number, since it uses less digits than its factorization.

213276294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4703 (or 4686 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 213276294 is about 14603.9821281731. The cubic root of 213276294 is about 597.4673747234.

The spelling of 213276294 in words is "two hundred thirteen million, two hundred seventy-six thousand, two hundred ninety-four".