120535400 has 24 divisors (see below), whose sum is σ = 280245270. Its totient is φ = 48214080.

The previous prime is 120535343. The next prime is 120535417. The reversal of 120535400 is 4535021.

It can be written as a sum of positive squares in 3 ways, for example, as 67798756 + 52736644 = 8234^2 + 7262^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 301139 + ... + 301538.

Almost surely, 2^120535400 is an apocalyptic number.

120535400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120535400 is an abundant number, since it is smaller than the sum of its proper divisors (159709870).

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

120535400 is a wasteful number, since it uses less digits than its factorization.

120535400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602693 (or 602684 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 120535400 is about 10978.8615074606. The cubic root of 120535400 is about 493.9748876743.

The spelling of 120535400 in words is "one hundred twenty million, five hundred thirty-five thousand, four hundred".