119887920 has 120 divisors (see below), whose sum is σ = 404773200. Its totient is φ = 31799808.

The previous prime is 119887919. The next prime is 119887931. The reversal of 119887920 is 29788911.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×119887920² = 28746226723852800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193371 + ... + 193989.

It is an arithmetic number, because the mean of its divisors is an integer number (3373110).

Almost surely, 2^119887920 is an apocalyptic number.

119887920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 119887920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202386600).

119887920 is an abundant number, since it is smaller than the sum of its proper divisors (284885280).

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

119887920 is a wasteful number, since it uses less digits than its factorization.

119887920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 898 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 45.

The square root of 119887920 is about 10949.3342263354. The cubic root of 119887920 is about 493.0888042269.

Subtracting from 119887920 its reverse (29788911), we obtain a palindrome (90099009).

The spelling of 119887920 in words is "one hundred nineteen million, eight hundred eighty-seven thousand, nine hundred twenty".