749365 has 4 divisors (see below), whose sum is σ = 899244. Its totient is φ = 599488.

The previous prime is 749351. The next prime is 749383. The reversal of 749365 is 563947.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 443556 + 305809 = 666^2 + 553^2 .

It is a cyclic number.

It is not a de Polignac number, because 749365 - 2⁷ = 749237 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 749365.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74932 + ... + 74941.

It is an arithmetic number, because the mean of its divisors is an integer number (224811).

2⁷⁴⁹³⁶⁵ is an apocalyptic number.

It is an amenable number.

749365 is a deficient number, since it is larger than the sum of its proper divisors (149879).

749365 is a wasteful number, since it uses less digits than its factorization.

749365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149878.

The product of its digits is 22680, while the sum is 34.

The square root of 749365 is about 865.6587087299. The cubic root of 749365 is about 90.8303808110.

The spelling of 749365 in words is "seven hundred forty-nine thousand, three hundred sixty-five".