346744774 has 4 divisors (see below), whose sum is σ = 520117164. Its totient is φ = 173372386.

The previous prime is 346744721. The next prime is 346744781. The reversal of 346744774 is 477447643.

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

It is a super-2 number, since 2×346744774² = 240463876592622152, 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 as a sum of consecutive naturals, namely, 86686192 + ... + 86686195.

It is an arithmetic number, because the mean of its divisors is an integer number (130029291).

Almost surely, 2^346744774 is an apocalyptic number.

346744774 is a deficient number, since it is larger than the sum of its proper divisors (173372390).

346744774 is a wasteful number, since it uses less digits than its factorization.

346744774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173372389.

The product of its digits is 1580544, while the sum is 46.

The square root of 346744774 is about 18621.0841252597. The cubic root of 346744774 is about 702.5382503035.

The spelling of 346744774 in words is "three hundred forty-six million, seven hundred forty-four thousand, seven hundred seventy-four".