346345772 has 12 divisors (see below), whose sum is σ = 608056176. Its totient is φ = 172615440.

The previous prime is 346345771. The next prime is 346345781. The reversal of 346345772 is 277543643.

It is not an unprimeable number, because it can be changed into a prime (346345771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137963 + ... + 140450.

It is an arithmetic number, because the mean of its divisors is an integer number (50671348).

Almost surely, 2^346345772 is an apocalyptic number.

It is an amenable number.

346345772 is a deficient number, since it is larger than the sum of its proper divisors (261710404).

346345772 is a wasteful number, since it uses less digits than its factorization.

346345772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278728 (or 278726 counting only the distinct ones).

The product of its digits is 423360, while the sum is 41.

The square root of 346345772 is about 18610.3673257676. The cubic root of 346345772 is about 702.2686747379.

The spelling of 346345772 in words is "three hundred forty-six million, three hundred forty-five thousand, seven hundred seventy-two".