120440000 has 70 divisors (see below), whose sum is σ = 298751244. Its totient is φ = 48160000.

The previous prime is 120439997. The next prime is 120440017. The reversal of 120440000 is 44021.

It is a super-3 number, since 3×120440000³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 38495 + ... + 41505.

Almost surely, 2^120440000 is an apocalyptic number.

120440000 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 120440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149375622).

120440000 is an abundant number, since it is smaller than the sum of its proper divisors (178311244).

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

120440000 is an frugal number, since it uses more digits than its factorization.

120440000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043 (or 3018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 120440000 is about 10974.5159346552. The cubic root of 120440000 is about 493.8445313848.

Adding to 120440000 its reverse (44021), we get a palindrome (120484021).

The spelling of 120440000 in words is "one hundred twenty million, four hundred forty thousand".