120734320 has 80 divisors (see below), whose sum is σ = 322979328. Its totient is φ = 41114880.

The previous prime is 120734297. The next prime is 120734353. The reversal of 120734320 is 23437021.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 120734291 and 120734300.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 92875 + ... + 94165.

Almost surely, 2^120734320 is an apocalyptic number.

120734320 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 120734320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161489664).

120734320 is an abundant number, since it is smaller than the sum of its proper divisors (202245008).

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

120734320 is a wasteful number, since it uses less digits than its factorization.

120734320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 120734320 is about 10987.9170000506. The cubic root of 120734320 is about 494.2464745010.

The spelling of 120734320 in words is "one hundred twenty million, seven hundred thirty-four thousand, three hundred twenty".