107904240 has 60 divisors (see below), whose sum is σ = 362380824. Its totient is φ = 28774272.

The previous prime is 107904217. The next prime is 107904241. The reversal of 107904240 is 42409701.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107904241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74214 + ... + 75653.

Almost surely, 2^107904240 is an apocalyptic number.

107904240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107904240 is an abundant number, since it is smaller than the sum of its proper divisors (254476584).

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

107904240 is a wasteful number, since it uses less digits than its factorization.

107904240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149886 (or 149877 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 107904240 is about 10387.6965685372. The cubic root of 107904240 is about 476.0795244107.

The spelling of 107904240 in words is "one hundred seven million, nine hundred four thousand, two hundred forty".