104002140 has 48 divisors (see below), whose sum is σ = 317681280. Its totient is φ = 25212480.

The previous prime is 104002127. The next prime is 104002169. The reversal of 104002140 is 41200401.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78130 + ... + 79449.

It is an arithmetic number, because the mean of its divisors is an integer number (6618360).

Almost surely, 2^104002140 is an apocalyptic number.

104002140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104002140 is an abundant number, since it is smaller than the sum of its proper divisors (213679140).

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

104002140 is a wasteful number, since it uses less digits than its factorization.

104002140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157602 (or 157600 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 104002140 is about 10198.1439487781. The cubic root of 104002140 is about 470.2701630709.

Adding to 104002140 its reverse (41200401), we get a palindrome (145202541).

The spelling of 104002140 in words is "one hundred four million, two thousand, one hundred forty".