3402440403 has 16 divisors (see below), whose sum is σ = 4740865536. Its totient is φ = 2168399520.

The previous prime is 3402440389. The next prime is 3402440407. The reversal of 3402440403 is 3040442043.

It is a happy number.

It is not a de Polignac number, because 3402440403 - 2⁸ = 3402440147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3402440407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274528 + ... + 286653.

It is an arithmetic number, because the mean of its divisors is an integer number (296304096).

Almost surely, 2^3402440403 is an apocalyptic number.

3402440403 is a deficient number, since it is larger than the sum of its proper divisors (1338425133).

3402440403 is a wasteful number, since it uses less digits than its factorization.

3402440403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561274.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 3402440403 is about 58330.4414778424. The cubic root of 3402440403 is about 1504.0542769087.

Adding to 3402440403 its reverse (3040442043), we get a palindrome (6442882446).

The spelling of 3402440403 in words is "three billion, four hundred two million, four hundred forty thousand, four hundred three".