3402042401 has 4 divisors (see below), whose sum is σ = 3549957312. Its totient is φ = 3254127492.

The previous prime is 3402042379. The next prime is 3402042409. The reversal of 3402042401 is 1042402043.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-3402042401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3402042409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73957421 + ... + 73957466.

It is an arithmetic number, because the mean of its divisors is an integer number (887489328).

Almost surely, 2^3402042401 is an apocalyptic number.

It is an amenable number.

3402042401 is a deficient number, since it is larger than the sum of its proper divisors (147914911).

3402042401 is a wasteful number, since it uses less digits than its factorization.

3402042401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147914910.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3402042401 is about 58327.0297632238. The cubic root of 3402042401 is about 1503.9956288128.

Adding to 3402042401 its reverse (1042402043), we get a palindrome (4444444444).

The spelling of 3402042401 in words is "three billion, four hundred two million, forty-two thousand, four hundred one".