402104403 has 24 divisors (see below), whose sum is σ = 590063760. Its totient is φ = 263831040.

The previous prime is 402104399. The next prime is 402104413. The reversal of 402104403 is 304401204.

It is not a de Polignac number, because 402104403 - 2² = 402104399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402104413) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 192000 + ... + 194082.

It is an arithmetic number, because the mean of its divisors is an integer number (24585990).

Almost surely, 2^402104403 is an apocalyptic number.

402104403 is a deficient number, since it is larger than the sum of its proper divisors (187959357).

402104403 is a wasteful number, since it uses less digits than its factorization.

402104403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2419 (or 2416 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 402104403 is about 20052.5410609229. The cubic root of 402104403 is about 738.0961548761.

Adding to 402104403 its reverse (304401204), we get a palindrome (706505607).

The spelling of 402104403 in words is "four hundred two million, one hundred four thousand, four hundred three".