120726417 has 8 divisors (see below), whose sum is σ = 183964096. Its totient is φ = 68986512.

The previous prime is 120726407. The next prime is 120726443. The reversal of 120726417 is 714627021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120726417 - 2⁷ = 120726289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120726407) 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, 2874418 + ... + 2874459.

It is an arithmetic number, because the mean of its divisors is an integer number (22995512).

Almost surely, 2^120726417 is an apocalyptic number.

It is an amenable number.

120726417 is a deficient number, since it is larger than the sum of its proper divisors (63237679).

120726417 is an equidigital number, since it uses as much as digits as its factorization.

120726417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5748887.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 120726417 is about 10987.5573718639. The cubic root of 120726417 is about 494.2356901742.

The spelling of 120726417 in words is "one hundred twenty million, seven hundred twenty-six thousand, four hundred seventeen".