346394972 has 24 divisors (see below), whose sum is σ = 755771520. Its totient is φ = 134958960.

The previous prime is 346394957. The next prime is 346394977. The reversal of 346394972 is 279493643.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346394977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562022 + ... + 562637.

It is an arithmetic number, because the mean of its divisors is an integer number (31490480).

Almost surely, 2^346394972 is an apocalyptic number.

It is an amenable number.

346394972 is an abundant number, since it is smaller than the sum of its proper divisors (409376548).

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

346394972 is a wasteful number, since it uses less digits than its factorization.

346394972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124681 (or 1124679 counting only the distinct ones).

The product of its digits is 979776, while the sum is 47.

The square root of 346394972 is about 18611.6891226992. The cubic root of 346394972 is about 702.3019266552.

The spelling of 346394972 in words is "three hundred forty-six million, three hundred ninety-four thousand, nine hundred seventy-two".