120009284 has 12 divisors (see below), whose sum is σ = 210735084. Its totient is φ = 59799264.

The previous prime is 120009271. The next prime is 120009319. The reversal of 120009284 is 482900021.

It can be written as a sum of positive squares in 2 ways, for example, as 94284100 + 25725184 = 9710^2 + 5072^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50027 + ... + 52370.

It is an arithmetic number, because the mean of its divisors is an integer number (17561257).

Almost surely, 2^120009284 is an apocalyptic number.

It is an amenable number.

120009284 is a deficient number, since it is larger than the sum of its proper divisors (90725800).

120009284 is a wasteful number, since it uses less digits than its factorization.

120009284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102694 (or 102692 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 120009284 is about 10954.8748965928. The cubic root of 120009284 is about 493.2551347119.

The spelling of 120009284 in words is "one hundred twenty million, nine thousand, two hundred eighty-four".