746666771 has 8 divisors (see below), whose sum is σ = 779846640. Its totient is φ = 714171168.

The previous prime is 746666761. The next prime is 746666773. The reversal of 746666771 is 177666647.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746666771 is a prime.

It is a super-2 number, since 2×746666771² = 1115022533831132882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (746666773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168836 + ... + 173201.

It is an arithmetic number, because the mean of its divisors is an integer number (97480830).

Almost surely, 2^746666771 is an apocalyptic number.

746666771 is a deficient number, since it is larger than the sum of its proper divisors (33179869).

746666771 is a wasteful number, since it uses less digits than its factorization.

746666771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342133.

The product of its digits is 1778112, while the sum is 50.

The square root of 746666771 is about 27325.2039516634. The cubic root of 746666771 is about 907.2123243827.

The spelling of 746666771 in words is "seven hundred forty-six million, six hundred sixty-six thousand, seven hundred seventy-one".