120002772 has 24 divisors (see below), whose sum is σ = 280348992. Its totient is φ = 39952000.

The previous prime is 120002737. The next prime is 120002789. The reversal of 120002772 is 277200021.

120002772 is a modest number, since divided by 2772 gives 120 as remainder.

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 7 ways as a sum of consecutive naturals, for example, 4897 + ... + 16247.

It is an arithmetic number, because the mean of its divisors is an integer number (11681208).

Almost surely, 2^120002772 is an apocalyptic number.

120002772 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120002772 is an abundant number, since it is smaller than the sum of its proper divisors (160346220).

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

120002772 is a wasteful number, since it uses less digits than its factorization.

120002772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12239 (or 12237 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 120002772 is about 10954.5776732834. The cubic root of 120002772 is about 493.2462128034.

Adding to 120002772 its reverse (277200021), we get a palindrome (397202793).

The spelling of 120002772 in words is "one hundred twenty million, two thousand, seven hundred seventy-two".