361813266 has 48 divisors (see below), whose sum is σ = 814248864. Its totient is φ = 116024832.

The previous prime is 361813259. The next prime is 361813267. The reversal of 361813266 is 662318163.

361813266 is a `hidden beast` number, since 3 + 618 + 1 + 32 + 6 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 361813266.

It is not an unprimeable number, because it can be changed into a prime (361813267) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48370 + ... + 55346.

It is an arithmetic number, because the mean of its divisors is an integer number (16963518).

Almost surely, 2^361813266 is an apocalyptic number.

361813266 is an abundant number, since it is smaller than the sum of its proper divisors (452435598).

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

361813266 is a wasteful number, since it uses less digits than its factorization.

361813266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7095 (or 7092 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 361813266 is about 19021.3896968649. The cubic root of 361813266 is about 712.5710304071.

The spelling of 361813266 in words is "three hundred sixty-one million, eight hundred thirteen thousand, two hundred sixty-six".