104649810 has 32 divisors (see below), whose sum is σ = 253471680. Its totient is φ = 27649728.

The previous prime is 104649791. The next prime is 104649821. The reversal of 104649810 is 18946401.

It is a super-2 number, since 2×104649810² = 21903165466072200, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12732 + ... + 19271.

It is an arithmetic number, because the mean of its divisors is an integer number (7920990).

Almost surely, 2^104649810 is an apocalyptic number.

104649810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104649810 is an abundant number, since it is smaller than the sum of its proper divisors (148821870).

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

104649810 is a wasteful number, since it uses less digits than its factorization.

104649810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32122.

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 104649810 is about 10229.8489724922. The cubic root of 104649810 is about 471.2443411057.

The spelling of 104649810 in words is "one hundred four million, six hundred forty-nine thousand, eight hundred ten".