404102424 has 32 divisors (see below), whose sum is σ = 1102098240. Its totient is φ = 122455200.

The previous prime is 404102423. The next prime is 404102441. The reversal of 404102424 is 424201404.

It is a self number, because there is not a number n which added to its sum of digits gives 404102424.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404102423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 765082 + ... + 765609.

It is an arithmetic number, because the mean of its divisors is an integer number (34440570).

Almost surely, 2^404102424 is an apocalyptic number.

404102424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404102424 is an abundant number, since it is smaller than the sum of its proper divisors (697995816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404102424 is a wasteful number, since it uses less digits than its factorization.

404102424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530711 (or 1530707 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 404102424 is about 20102.2989730031. The cubic root of 404102424 is about 739.3166469702.

Adding to 404102424 its reverse (424201404), we get a palindrome (828303828).

The spelling of 404102424 in words is "four hundred four million, one hundred two thousand, four hundred twenty-four".