120998392 has 16 divisors (see below), whose sum is σ = 227073960. Its totient is φ = 60445344.

The previous prime is 120998387. The next prime is 120998407. The reversal of 120998392 is 293899021.

It is a super-2 number, since 2×120998392² = 29281221733171328, which contains 22 as substring.

It is a congruent number.

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, 3783 + ... + 16009.

Almost surely, 2^120998392 is an apocalyptic number.

It is an amenable number.

120998392 is a deficient number, since it is larger than the sum of its proper divisors (106075568).

120998392 is a wasteful number, since it uses less digits than its factorization.

120998392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13470 (or 13466 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 120998392 is about 10999.9269088481. The cubic root of 120998392 is about 494.6065533211.

The spelling of 120998392 in words is "one hundred twenty million, nine hundred ninety-eight thousand, three hundred ninety-two".