104017640 has 32 divisors (see below), whose sum is σ = 236321280. Its totient is φ = 41201472.

The previous prime is 104017631. The next prime is 104017643. The reversal of 104017640 is 46710401.

It is not an unprimeable number, because it can be changed into a prime (104017643) 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, 8504 + ... + 16743.

It is an arithmetic number, because the mean of its divisors is an integer number (7385040).

Almost surely, 2^104017640 is an apocalyptic number.

104017640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104017640 is an abundant number, since it is smaller than the sum of its proper divisors (132303640).

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

104017640 is a wasteful number, since it uses less digits than its factorization.

104017640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25361 (or 25357 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 104017640 is about 10198.9038626707. The cubic root of 104017640 is about 470.2935242102.

The spelling of 104017640 in words is "one hundred four million, seventeen thousand, six hundred forty".