104643634 has 8 divisors (see below), whose sum is σ = 159176448. Its totient is φ = 51584820.

The previous prime is 104643613. The next prime is 104643641. The reversal of 104643634 is 436346401.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 104643596 and 104643605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368322 + ... + 368605.

It is an arithmetic number, because the mean of its divisors is an integer number (19897056).

Almost surely, 2^104643634 is an apocalyptic number.

104643634 is a deficient number, since it is larger than the sum of its proper divisors (54532814).

104643634 is an equidigital number, since it uses as much as digits as its factorization.

104643634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737000.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 104643634 is about 10229.5471062995. The cubic root of 104643634 is about 471.2350706244.

The spelling of 104643634 in words is "one hundred four million, six hundred forty-three thousand, six hundred thirty-four".