12764738 has 16 divisors (see below), whose sum is σ = 22242624. Its totient is φ = 5380560.

The previous prime is 12764737. The next prime is 12764761. The reversal of 12764738 is 83746721.

It is not an unprimeable number, because it can be changed into a prime (12764737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6620 + ... + 8327.

It is an arithmetic number, because the mean of its divisors is an integer number (1390164).

Almost surely, 2^12764738 is an apocalyptic number.

12764738 is a deficient number, since it is larger than the sum of its proper divisors (9477886).

12764738 is a wasteful number, since it uses less digits than its factorization.

12764738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15017.

The product of its digits is 56448, while the sum is 38.

The square root of 12764738 is about 3572.7773510254. Note that the first 3 decimals coincide. The cubic root of 12764738 is about 233.7064158495.

The spelling of 12764738 in words is "twelve million, seven hundred sixty-four thousand, seven hundred thirty-eight".