104689650 has 96 divisors (see below), whose sum is σ = 287356608. Its totient is φ = 25056000.

The previous prime is 104689619. The next prime is 104689679. The reversal of 104689650 is 56986401.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 104689599 and 104689608.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 71425 + ... + 72875.

It is an arithmetic number, because the mean of its divisors is an integer number (2993298).

Almost surely, 2^104689650 is an apocalyptic number.

104689650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104689650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143678304).

104689650 is an abundant number, since it is smaller than the sum of its proper divisors (182666958).

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

104689650 is a wasteful number, since it uses less digits than its factorization.

104689650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516 (or 1511 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 104689650 is about 10231.7960300233. The cubic root of 104689650 is about 471.3041341513.

The spelling of 104689650 in words is "one hundred four million, six hundred eighty-nine thousand, six hundred fifty".