748443765 has 16 divisors (see below), whose sum is σ = 1202655168. Its totient is φ = 397454976.

The previous prime is 748443749. The next prime is 748443791. The reversal of 748443765 is 567344847.

It is a happy number.

748443765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 748443765 - 2⁴ = 748443749 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103579 + ... + 110568.

It is an arithmetic number, because the mean of its divisors is an integer number (75165948).

Almost surely, 2^748443765 is an apocalyptic number.

It is an amenable number.

748443765 is a deficient number, since it is larger than the sum of its proper divisors (454211403).

748443765 is a wasteful number, since it uses less digits than its factorization.

748443765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214388.

The product of its digits is 2257920, while the sum is 48.

The square root of 748443765 is about 27357.7002871221. The cubic root of 748443765 is about 907.9314464503.

The spelling of 748443765 in words is "seven hundred forty-eight million, four hundred forty-three thousand, seven hundred sixty-five".