120648592 has 20 divisors (see below), whose sum is σ = 247507596. Its totient is φ = 56775680.

The previous prime is 120648589. The next prime is 120648607. The reversal of 120648592 is 295846021.

It can be written as a sum of positive squares in 2 ways, for example, as 100721296 + 19927296 = 10036^2 + 4464^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221509 + ... + 222052.

Almost surely, 2^120648592 is an apocalyptic number.

It is an amenable number.

120648592 is an abundant number, since it is smaller than the sum of its proper divisors (126859004).

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

120648592 is a wasteful number, since it uses less digits than its factorization.

120648592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443586 (or 443580 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 120648592 is about 10984.0152949639. The cubic root of 120648592 is about 494.1294660861.

The spelling of 120648592 in words is "one hundred twenty million, six hundred forty-eight thousand, five hundred ninety-two".