120713730 has 16 divisors (see below), whose sum is σ = 289713024. Its totient is φ = 32190320.

The previous prime is 120713657. The next prime is 120713731. The reversal of 120713730 is 37317021.

It is a super-2 number, since 2×120713730² = 29143609221025800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120713730.

It is not an unprimeable number, because it can be changed into a prime (120713731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2011866 + ... + 2011925.

It is an arithmetic number, because the mean of its divisors is an integer number (18107064).

Almost surely, 2^120713730 is an apocalyptic number.

120713730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120713730 is an abundant number, since it is smaller than the sum of its proper divisors (168999294).

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

120713730 is a wasteful number, since it uses less digits than its factorization.

120713730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023801.

The product of its (nonzero) digits is 882, while the sum is 24.

The square root of 120713730 is about 10986.9800218258. The cubic root of 120713730 is about 494.2183766813.

The spelling of 120713730 in words is "one hundred twenty million, seven hundred thirteen thousand, seven hundred thirty".