104225840 has 40 divisors (see below), whose sum is σ = 242863920. Its totient is φ = 41597696.

The previous prime is 104225833. The next prime is 104225843. The reversal of 104225840 is 48522401.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (104225843) 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, 43391 + ... + 45729.

It is an arithmetic number, because the mean of its divisors is an integer number (6071598).

Almost surely, 2^104225840 is an apocalyptic number.

104225840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104225840 is an abundant number, since it is smaller than the sum of its proper divisors (138638080).

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

104225840 is a wasteful number, since it uses less digits than its factorization.

104225840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909 (or 2903 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 104225840 is about 10209.1057394857. The cubic root of 104225840 is about 470.6070923571.

The spelling of 104225840 in words is "one hundred four million, two hundred twenty-five thousand, eight hundred forty".