749733 has 4 divisors (see below), whose sum is σ = 999648. Its totient is φ = 499820.

The previous prime is 749729. The next prime is 749741. The reversal of 749733 is 337947.

749733 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 749733 - 2² = 749729 is a prime.

It is a D-number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 749694 and 749703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (749773) 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, 124953 + ... + 124958.

It is an arithmetic number, because the mean of its divisors is an integer number (249912).

2⁷⁴⁹⁷³³ is an apocalyptic number.

It is an amenable number.

749733 is a deficient number, since it is larger than the sum of its proper divisors (249915).

749733 is a wasteful number, since it uses less digits than its factorization.

749733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249914.

The product of its digits is 15876, while the sum is 33.

The square root of 749733 is about 865.8712375405. The cubic root of 749733 is about 90.8452467798.

Subtracting from 749733 its sum of digits (33), we obtain a triangular number (749700 = T₁₂₂₄).

The spelling of 749733 in words is "seven hundred forty-nine thousand, seven hundred thirty-three".