120755628 has 36 divisors (see below), whose sum is σ = 348850320. Its totient is φ = 34501536.

The previous prime is 120755627. The next prime is 120755629. The reversal of 120755628 is 826557021.

It is a happy number.

120755628 is a `hidden beast` number, since 1 + 20 + 7 + 5 + 5 + 628 = 666.

It is an interprime number because it is at equal distance from previous prime (120755627) and next prime (120755629).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 120755592 and 120755601.

It is not an unprimeable number, because it can be changed into a prime (120755627) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239343 + ... + 239846.

Almost surely, 2^120755628 is an apocalyptic number.

120755628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

120755628 is an abundant number, since it is smaller than the sum of its proper divisors (228094692).

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

120755628 is a wasteful number, since it uses less digits than its factorization.

120755628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479206 (or 479201 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 120755628 is about 10988.8865678011. The cubic root of 120755628 is about 494.2755487648.

The spelling of 120755628 in words is "one hundred twenty million, seven hundred fifty-five thousand, six hundred twenty-eight".