120066738 has 32 divisors (see below), whose sum is σ = 275754240. Its totient is φ = 34468560.

The previous prime is 120066731. The next prime is 120066763. The reversal of 120066738 is 837660021.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120066699 and 120066708.

It is not an unprimeable number, because it can be changed into a prime (120066731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46620 + ... + 49127.

It is an arithmetic number, because the mean of its divisors is an integer number (8617320).

Almost surely, 2^120066738 is an apocalyptic number.

120066738 is an abundant number, since it is smaller than the sum of its proper divisors (155687502).

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

120066738 is a wasteful number, since it uses less digits than its factorization.

120066738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95782.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 120066738 is about 10957.4968856943. The cubic root of 120066738 is about 493.3338368431. Note that the first 3 decimals are identical.

The spelling of 120066738 in words is "one hundred twenty million, sixty-six thousand, seven hundred thirty-eight".