346561992 has 48 divisors (see below), whose sum is σ = 1072693440. Its totient is φ = 99017568.

The previous prime is 346561991. The next prime is 346561993. The reversal of 346561992 is 299165643.

It is an interprime number because it is at equal distance from previous prime (346561991) and next prime (346561993).

It is not an unprimeable number, because it can be changed into a prime (346561991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343308 + ... + 344315.

It is an arithmetic number, because the mean of its divisors is an integer number (22347780).

Almost surely, 2^346561992 is an apocalyptic number.

It is an amenable number.

346561992 is an abundant number, since it is smaller than the sum of its proper divisors (726131448).

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

346561992 is a wasteful number, since it uses less digits than its factorization.

346561992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687642 (or 687635 counting only the distinct ones).

The product of its digits is 349920, while the sum is 45.

The square root of 346561992 is about 18616.1755470881. The cubic root of 346561992 is about 702.4147839711.

The spelling of 346561992 in words is "three hundred forty-six million, five hundred sixty-one thousand, nine hundred ninety-two".