342004402 has 16 divisors (see below), whose sum is σ = 544496472. Its totient is φ = 160554240.

The previous prime is 342004391. The next prime is 342004433. The reversal of 342004402 is 204400243.

It can be written as a sum of positive squares in 4 ways, for example, as 301057201 + 40947201 = 17351^2 + 6399^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 342004402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2368 + ... + 26260.

Almost surely, 2^342004402 is an apocalyptic number.

342004402 is a deficient number, since it is larger than the sum of its proper divisors (202492070).

342004402 is a wasteful number, since it uses less digits than its factorization.

342004402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24333.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 342004402 is about 18493.3610249733. The cubic root of 342004402 is about 699.3220660975.

Adding to 342004402 its reverse (204400243), we get a palindrome (546404645).

The spelling of 342004402 in words is "three hundred forty-two million, four thousand, four hundred two".