104400490 has 16 divisors (see below), whose sum is σ = 188439552. Its totient is φ = 41644944.

The previous prime is 104400487. The next prime is 104400503. The reversal of 104400490 is 94004401.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10554 + ... + 17893.

It is an arithmetic number, because the mean of its divisors is an integer number (11777472).

Almost surely, 2^104400490 is an apocalyptic number.

104400490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104400490 is a deficient number, since it is larger than the sum of its proper divisors (84039062).

104400490 is a wasteful number, since it uses less digits than its factorization.

104400490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28821.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 104400490 is about 10217.6557976867. The cubic root of 104400490 is about 470.8698092363.

Adding to 104400490 its reverse (94004401), we get a palindrome (198404891).

The spelling of 104400490 in words is "one hundred four million, four hundred thousand, four hundred ninety".