749113344 has 156 divisors (see below), whose sum is σ = 2473813056. Its totient is φ = 213958656.

The previous prime is 749113331. The next prime is 749113349. The reversal of 749113344 is 443311947.

It is a super-2 number, since 2×749113344² = 1122341604317724672, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 749113299 and 749113308.

It is not an unprimeable number, because it can be changed into a prime (749113349) 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, 256597 + ... + 259499.

It is an arithmetic number, because the mean of its divisors is an integer number (15857776).

Almost surely, 2^749113344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 749113344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236906528).

749113344 is an abundant number, since it is smaller than the sum of its proper divisors (1724699712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

749113344 is a wasteful number, since it uses less digits than its factorization.

749113344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940 (or 2915 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 749113344 is about 27369.9350382861. The cubic root of 749113344 is about 908.2021194821.

The spelling of 749113344 in words is "seven hundred forty-nine million, one hundred thirteen thousand, three hundred forty-four".