342480939 has 16 divisors (see below), whose sum is σ = 468124800. Its totient is φ = 222598656.

The previous prime is 342480893. The next prime is 342480977. The reversal of 342480939 is 939084243.

It is a happy number.

It is not a de Polignac number, because 342480939 - 2¹¹ = 342478891 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342480939.

It is not an unprimeable number, because it can be changed into a prime (342480979) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77707 + ... + 81995.

It is an arithmetic number, because the mean of its divisors is an integer number (29257800).

Almost surely, 2^342480939 is an apocalyptic number.

342480939 is a deficient number, since it is larger than the sum of its proper divisors (125643861).

342480939 is a wasteful number, since it uses less digits than its factorization.

342480939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4954.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 342480939 is about 18506.2405420442. The cubic root of 342480939 is about 699.6467190125.

The spelling of 342480939 in words is "three hundred forty-two million, four hundred eighty thousand, nine hundred thirty-nine".