104499290 has 32 divisors (see below), whose sum is σ = 215322624. Its totient is φ = 35769600.

The previous prime is 104499277. The next prime is 104499293. The reversal of 104499290 is 92994401.

It is a happy number.

It is a super-2 number, since 2×104499290² = 21840203221008200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104499293) 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, 79922 + ... + 81218.

It is an arithmetic number, because the mean of its divisors is an integer number (6728832).

Almost surely, 2^104499290 is an apocalyptic number.

104499290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104499290 is an abundant number, since it is smaller than the sum of its proper divisors (110823334).

104499290 is a wasteful number, since it uses less digits than its factorization.

104499290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 104499290 is about 10222.4894228363. The cubic root of 104499290 is about 471.0182991825.

The spelling of 104499290 in words is "one hundred four million, four hundred ninety-nine thousand, two hundred ninety".