3404020402 has 24 divisors (see below), whose sum is σ = 5280404976. Its totient is φ = 1645550088.

The previous prime is 3404020391. The next prime is 3404020421. The reversal of 3404020402 is 2040204043.

It is a self number, because there is not a number n which added to its sum of digits gives 3404020402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362053 + ... + 371335.

It is an arithmetic number, because the mean of its divisors is an integer number (220016874).

Almost surely, 2^3404020402 is an apocalyptic number.

3404020402 is a deficient number, since it is larger than the sum of its proper divisors (1876384574).

3404020402 is an equidigital number, since it uses as much as digits as its factorization.

3404020402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9462 (or 9415 counting only the distinct ones).

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

The square root of 3404020402 is about 58343.9834258855. The cubic root of 3404020402 is about 1504.2870545841.

Adding to 3404020402 its reverse (2040204043), we get a palindrome (5444224445).

The spelling of 3404020402 in words is "three billion, four hundred four million, twenty thousand, four hundred two".