120499872 has 48 divisors (see below), whose sum is σ = 327227040. Its totient is φ = 38780672.

The previous prime is 120499867. The next prime is 120499877. The reversal of 120499872 is 278994021.

It is an interprime number because it is at equal distance from previous prime (120499867) and next prime (120499877).

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (120499877) 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, 18858 + ... + 24425.

It is an arithmetic number, because the mean of its divisors is an integer number (6817230).

Almost surely, 2^120499872 is an apocalyptic number.

120499872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120499872 is an abundant number, since it is smaller than the sum of its proper divisors (206727168).

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

120499872 is a wasteful number, since it uses less digits than its factorization.

120499872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43325 (or 43317 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 120499872 is about 10977.2433698083. The cubic root of 120499872 is about 493.9263496116.

The spelling of 120499872 in words is "one hundred twenty million, four hundred ninety-nine thousand, eight hundred seventy-two".