361166422 has 4 divisors (see below), whose sum is σ = 541749636. Its totient is φ = 180583210.

The previous prime is 361166413. The next prime is 361166431. The reversal of 361166422 is 224661163.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (361166413) and next prime (361166431).

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90291604 + ... + 90291607.

It is an arithmetic number, because the mean of its divisors is an integer number (135437409).

Almost surely, 2^361166422 is an apocalyptic number.

361166422 is a deficient number, since it is larger than the sum of its proper divisors (180583214).

361166422 is a wasteful number, since it uses less digits than its factorization.

361166422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180583213.

The product of its digits is 10368, while the sum is 31.

The square root of 361166422 is about 19004.3790216887. The cubic root of 361166422 is about 712.1461360499.

The spelling of 361166422 in words is "three hundred sixty-one million, one hundred sixty-six thousand, four hundred twenty-two".