104823390 has 32 divisors (see below), whose sum is σ = 287516160. Its totient is φ = 23959584.

The previous prime is 104823359. The next prime is 104823391. The reversal of 104823390 is 93328401.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104823391) 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, 249370 + ... + 249789.

It is an arithmetic number, because the mean of its divisors is an integer number (8984880).

Almost surely, 2^104823390 is an apocalyptic number.

104823390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104823390 is an abundant number, since it is smaller than the sum of its proper divisors (182692770).

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

104823390 is a wasteful number, since it uses less digits than its factorization.

104823390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499176.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 104823390 is about 10238.3294535779. The cubic root of 104823390 is about 471.5047442177.

The spelling of 104823390 in words is "one hundred four million, eight hundred twenty-three thousand, three hundred ninety".