120269646 has 96 divisors (see below), whose sum is σ = 315334656. Its totient is φ = 32400000.

The previous prime is 120269593. The next prime is 120269651. The reversal of 120269646 is 646962021.

120269646 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 6 + 9 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 120269646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 159771 + ... + 160521.

It is an arithmetic number, because the mean of its divisors is an integer number (3284736).

Almost surely, 2^120269646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120269646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157667328).

120269646 is an abundant number, since it is smaller than the sum of its proper divisors (195065010).

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

120269646 is a wasteful number, since it uses less digits than its factorization.

120269646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 835 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 120269646 is about 10966.7518436409. The cubic root of 120269646 is about 493.6115852787.

The spelling of 120269646 in words is "one hundred twenty million, two hundred sixty-nine thousand, six hundred forty-six".