749969 has 8 divisors (see below), whose sum is σ = 846720. Its totient is φ = 658000.

The previous prime is 749941. The next prime is 749971. The reversal of 749969 is 969947.

749969 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 a cyclic number.

It is not a de Polignac number, because 749969 - 2¹² = 745873 is a prime.

It is a super-2 number, since 2×749969² = 1124907001922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749909) 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, 857 + ... + 1494.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

2⁷⁴⁹⁹⁶⁹ is an apocalyptic number.

It is an amenable number.

749969 is a deficient number, since it is larger than the sum of its proper divisors (96751).

749969 is a wasteful number, since it uses less digits than its factorization.

749969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2391.

The product of its digits is 122472, while the sum is 44.

The square root of 749969 is about 866.0075057411. The cubic root of 749969 is about 90.8547778302.

The spelling of 749969 in words is "seven hundred forty-nine thousand, nine hundred sixty-nine".