746947609 has 8 divisors (see below), whose sum is σ = 780739200. Its totient is φ = 713265696.

The previous prime is 746947571. The next prime is 746947631. The reversal of 746947609 is 906749647.

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

It is not a de Polignac number, because 746947609 - 2²⁹ = 210076697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (746947639) 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 7 ways as a sum of consecutive naturals, for example, 13332 + ... + 40885.

It is an arithmetic number, because the mean of its divisors is an integer number (97592400).

Almost surely, 2^746947609 is an apocalyptic number.

It is an amenable number.

746947609 is a deficient number, since it is larger than the sum of its proper divisors (33791591).

746947609 is a wasteful number, since it uses less digits than its factorization.

746947609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54839.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The square root of 746947609 is about 27330.3422774030. The cubic root of 746947609 is about 907.3260510448.

The spelling of 746947609 in words is "seven hundred forty-six million, nine hundred forty-seven thousand, six hundred nine".