749705444 has 12 divisors (see below), whose sum is σ = 1315641600. Its totient is φ = 373807848.

The previous prime is 749705441. The next prime is 749705449. The reversal of 749705444 is 444507947.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 749705395 and 749705404.

It is not an unprimeable number, because it can be changed into a prime (749705441) 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, 259604 + ... + 262475.

It is an arithmetic number, because the mean of its divisors is an integer number (109636800).

Almost surely, 2^749705444 is an apocalyptic number.

It is an amenable number.

749705444 is a deficient number, since it is larger than the sum of its proper divisors (565936156).

749705444 is a wasteful number, since it uses less digits than its factorization.

749705444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522442 (or 522440 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The square root of 749705444 is about 27380.7495149421. The cubic root of 749705444 is about 908.4413377806.

The spelling of 749705444 in words is "seven hundred forty-nine million, seven hundred five thousand, four hundred forty-four".