120649194 has 12 divisors (see below), whose sum is σ = 261406626. Its totient is φ = 40216392.

The previous prime is 120649189. The next prime is 120649223. The reversal of 120649194 is 491946021.

It is a happy number.

120649194 is a `hidden beast` number, since 1 + 2 + 0 + 649 + 1 + 9 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 96294969 + 24354225 = 9813^2 + 4935^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3351349 + ... + 3351384.

Almost surely, 2^120649194 is an apocalyptic number.

120649194 is an abundant number, since it is smaller than the sum of its proper divisors (140757432).

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

120649194 is a wasteful number, since it uses less digits than its factorization.

120649194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6702741 (or 6702738 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 120649194 is about 10984.0426983875. The cubic root of 120649194 is about 494.1302879369.

The spelling of 120649194 in words is "one hundred twenty million, six hundred forty-nine thousand, one hundred ninety-four".