345942084 has 12 divisors (see below), whose sum is σ = 807198224. Its totient is φ = 115314024.

The previous prime is 345942071. The next prime is 345942089. The reversal of 345942084 is 480249543.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (345942089) 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, 14414242 + ... + 14414265.

Almost surely, 2^345942084 is an apocalyptic number.

It is an amenable number.

345942084 is an abundant number, since it is smaller than the sum of its proper divisors (461256140).

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

345942084 is a wasteful number, since it uses less digits than its factorization.

345942084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28828514 (or 28828512 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 345942084 is about 18599.5183808614. The cubic root of 345942084 is about 701.9957224113.

The spelling of 345942084 in words is "three hundred forty-five million, nine hundred forty-two thousand, eighty-four".