342479403 has 24 divisors (see below), whose sum is σ = 565849856. Its totient is φ = 195534000.

The previous prime is 342479381. The next prime is 342479419. The reversal of 342479403 is 304974243.

342479403 is a `hidden beast` number, since 3 + 4 + 247 + 9 + 403 = 666.

It is not a de Polignac number, because 342479403 - 2⁹ = 342478891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342479443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132978 + ... + 135528.

Almost surely, 2^342479403 is an apocalyptic number.

342479403 is a deficient number, since it is larger than the sum of its proper divisors (223370453).

342479403 is a wasteful number, since it uses less digits than its factorization.

342479403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695 (or 4692 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The square root of 342479403 is about 18506.1990424830. The cubic root of 342479403 is about 699.6456730575.

The spelling of 342479403 in words is "three hundred forty-two million, four hundred seventy-nine thousand, four hundred three".