120216746 has 16 divisors (see below), whose sum is σ = 194378184. Its totient is φ = 55432704.

The previous prime is 120216721. The next prime is 120216751. The reversal of 120216746 is 647612021.

It can be written as a sum of positive squares in 4 ways, for example, as 119661721 + 555025 = 10939^2 + 745^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48530 + ... + 50946.

Almost surely, 2^120216746 is an apocalyptic number.

120216746 is a deficient number, since it is larger than the sum of its proper divisors (74161438).

120216746 is a wasteful number, since it uses less digits than its factorization.

120216746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4345.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 120216746 is about 10964.3397430032. The cubic root of 120216746 is about 493.5392038062.

Adding to 120216746 its reverse (647612021), we get a palindrome (767828767).

The spelling of 120216746 in words is "one hundred twenty million, two hundred sixteen thousand, seven hundred forty-six".