743994669 has 8 divisors (see below), whose sum is σ = 1082174112. Its totient is φ = 450905840.

The previous prime is 743994659. The next prime is 743994689. The reversal of 743994669 is 966499347.

743994669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 743994669 - 2¹⁷ = 743863597 is a prime.

It is a super-2 number, since 2×743994669² = 1107056135000839122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743994619) 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, 11272614 + ... + 11272679.

It is an arithmetic number, because the mean of its divisors is an integer number (135271764).

Almost surely, 2^743994669 is an apocalyptic number.

It is an amenable number.

743994669 is a deficient number, since it is larger than the sum of its proper divisors (338179443).

743994669 is a wasteful number, since it uses less digits than its factorization.

743994669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22545307.

The product of its digits is 8817984, while the sum is 57.

The square root of 743994669 is about 27276.2656718254. The cubic root of 743994669 is about 906.1288149713.

The spelling of 743994669 in words is "seven hundred forty-three million, nine hundred ninety-four thousand, six hundred sixty-nine".