342349992 has 24 divisors (see below), whose sum is σ = 927198090. Its totient is φ = 114116640.

The previous prime is 342349991. The next prime is 342350027. The reversal of 342349992 is 299943243.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 341732196 + 617796 = 18486^2 + 786^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (342349991) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2377359 + ... + 2377502.

Almost surely, 2^342349992 is an apocalyptic number.

It is an amenable number.

342349992 is an abundant number, since it is smaller than the sum of its proper divisors (584848098).

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

342349992 is a wasteful number, since it uses less digits than its factorization.

342349992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4754873 (or 4754866 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 342349992 is about 18502.7022891252. The cubic root of 342349992 is about 699.5575380709.

The spelling of 342349992 in words is "three hundred forty-two million, three hundred forty-nine thousand, nine hundred ninety-two".