346394012 has 6 divisors (see below), whose sum is σ = 606189528. Its totient is φ = 173197004.

The previous prime is 346394011. The next prime is 346394033. The reversal of 346394012 is 210493643.

It is a super-2 number, since 2×346394012² = 239977623098912288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 346394012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346394011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43299248 + ... + 43299255.

It is an arithmetic number, because the mean of its divisors is an integer number (101031588).

Almost surely, 2^346394012 is an apocalyptic number.

It is an amenable number.

346394012 is a deficient number, since it is larger than the sum of its proper divisors (259795516).

346394012 is a wasteful number, since it uses less digits than its factorization.

346394012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86598507 (or 86598505 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 346394012 is about 18611.6633324375. The cubic root of 346394012 is about 702.3012778674.

The spelling of 346394012 in words is "three hundred forty-six million, three hundred ninety-four thousand, twelve".