120434040 has 80 divisors (see below), whose sum is σ = 404803080. Its totient is φ = 32114880.

The previous prime is 120434033. The next prime is 120434051. The reversal of 120434040 is 40434021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15346 + ... + 21825.

Almost surely, 2^120434040 is an apocalyptic number.

120434040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120434040 is an abundant number, since it is smaller than the sum of its proper divisors (284369040).

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

120434040 is a wasteful number, since it uses less digits than its factorization.

120434040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37194 (or 37181 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 120434040 is about 10974.2443931234. The cubic root of 120434040 is about 493.8363852486.

Adding to 120434040 its reverse (40434021), we get a palindrome (160868061).

The spelling of 120434040 in words is "one hundred twenty million, four hundred thirty-four thousand, forty".