404431102 has 8 divisors (see below), whose sum is σ = 607397112. Its totient is φ = 201965400.

The previous prime is 404431087. The next prime is 404431141. The reversal of 404431102 is 201134404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 404431102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123049 + ... + 126292.

It is an arithmetic number, because the mean of its divisors is an integer number (75924639).

Almost surely, 2^404431102 is an apocalyptic number.

404431102 is a deficient number, since it is larger than the sum of its proper divisors (202966010).

404431102 is a wasteful number, since it uses less digits than its factorization.

404431102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250154.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 404431102 is about 20110.4724459671. The cubic root of 404431102 is about 739.5170345052.

Adding to 404431102 its reverse (201134404), we get a palindrome (605565506).

The spelling of 404431102 in words is "four hundred four million, four hundred thirty-one thousand, one hundred two".