746947999 has 4 divisors (see below), whose sum is σ = 853654864. Its totient is φ = 640241136.

The previous prime is 746947997. The next prime is 746948003. The reversal of 746947999 is 999749647.

It is a happy number.

746947999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999749647 = 13 ⋅76903819.

It is a cyclic number.

It is not a de Polignac number, because 746947999 - 2¹ = 746947997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 746947999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (746947991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53353422 + ... + 53353435.

It is an arithmetic number, because the mean of its divisors is an integer number (213413716).

Almost surely, 2^746947999 is an apocalyptic number.

746947999 is a deficient number, since it is larger than the sum of its proper divisors (106706865).

746947999 is a wasteful number, since it uses less digits than its factorization.

746947999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106706864.

The product of its digits is 30862944, while the sum is 64.

The square root of 746947999 is about 27330.3494123291. The cubic root of 746947999 is about 907.3262089573.

The spelling of 746947999 in words is "seven hundred forty-six million, nine hundred forty-seven thousand, nine hundred ninety-nine".