342409904 has 40 divisors (see below), whose sum is σ = 674293152. Its totient is φ = 168422400.

The previous prime is 342409883. The next prime is 342409909. The reversal of 342409904 is 409904243.

It is not an unprimeable number, because it can be changed into a prime (342409909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284504 + ... + 285704.

Almost surely, 2^342409904 is an apocalyptic number.

It is an amenable number.

342409904 is a deficient number, since it is larger than the sum of its proper divisors (331883248).

342409904 is a wasteful number, since it uses less digits than its factorization.

342409904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485 (or 1479 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 342409904 is about 18504.3212250544. The cubic root of 342409904 is about 699.5983437255.

It can be divided in two parts, 34240 and 9904, that added together give a palindrome (44144).

The spelling of 342409904 in words is "three hundred forty-two million, four hundred nine thousand, nine hundred four".