120240356 has 12 divisors (see below), whose sum is σ = 210884268. Its totient is φ = 59987712.

The previous prime is 120240317. The next prime is 120240361. The reversal of 120240356 is 653042021.

It can be written as a sum of positive squares in 2 ways, for example, as 92467456 + 27772900 = 9616^2 + 5270^2 .

It is a super-2 number, since 2×120240356² = 28915486422013472, which contains 22 as substring.

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, 31061 + ... + 34716.

It is an arithmetic number, because the mean of its divisors is an integer number (17573689).

Almost surely, 2^120240356 is an apocalyptic number.

It is an amenable number.

120240356 is a deficient number, since it is larger than the sum of its proper divisors (90643912).

120240356 is a wasteful number, since it uses less digits than its factorization.

120240356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66238 (or 66236 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 120240356 is about 10965.4163623640. The cubic root of 120240356 is about 493.5715112793.

Adding to 120240356 its reverse (653042021), we get a palindrome (773282377).

The spelling of 120240356 in words is "one hundred twenty million, two hundred forty thousand, three hundred fifty-six".