104628819 has 8 divisors (see below), whose sum is σ = 139553680. Its totient is φ = 69728256.

The previous prime is 104628809. The next prime is 104628857. The reversal of 104628819 is 918826401.

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

It is not a de Polignac number, because 104628819 - 2¹¹ = 104626771 is a prime.

It is a super-2 number, since 2×104628819² = 21894379530669522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104628809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10227 + ... + 17715.

It is an arithmetic number, because the mean of its divisors is an integer number (17444210).

Almost surely, 2^104628819 is an apocalyptic number.

104628819 is a deficient number, since it is larger than the sum of its proper divisors (34924861).

104628819 is an equidigital number, since it uses as much as digits as its factorization.

104628819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12149.

The product of its (nonzero) digits is 27648, while the sum is 39.

The square root of 104628819 is about 10228.8229528133. The cubic root of 104628819 is about 471.2128310901.

The spelling of 104628819 in words is "one hundred four million, six hundred twenty-eight thousand, eight hundred nineteen".