749997 has 12 divisors (see below), whose sum is σ = 1092000. Its totient is φ = 496008.

The previous prime is 749993. The next prime is 750019. The reversal of 749997 is 799947.

It is not a de Polignac number, because 749997 - 2² = 749993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1254 + ... + 1752.

It is an arithmetic number, because the mean of its divisors is an integer number (91000).

2⁷⁴⁹⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

749997 is a deficient number, since it is larger than the sum of its proper divisors (342003).

749997 is a wasteful number, since it uses less digits than its factorization.

749997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 669 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 749997 is about 866.0236717319. The cubic root of 749997 is about 90.8559085001.

The spelling of 749997 in words is "seven hundred forty-nine thousand, nine hundred ninety-seven".