213364274 has 16 divisors (see below), whose sum is σ = 329105688. Its totient is φ = 103669632.

The previous prime is 213364267. The next prime is 213364279. The reversal of 213364274 is 472463312.

It can be written as a sum of positive squares in 4 ways, for example, as 162741049 + 50623225 = 12757^2 + 7115^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 213364274.

It is not an unprimeable number, because it can be changed into a prime (213364279) 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, 88574 + ... + 90950.

Almost surely, 2^213364274 is an apocalyptic number.

213364274 is a deficient number, since it is larger than the sum of its proper divisors (115741414).

213364274 is a wasteful number, since it uses less digits than its factorization.

213364274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3629.

The product of its digits is 24192, while the sum is 32.

The square root of 213364274 is about 14606.9940097201. The cubic root of 213364274 is about 597.5495184884.

The spelling of 213364274 in words is "two hundred thirteen million, three hundred sixty-four thousand, two hundred seventy-four".