733736736 has 72 divisors (see below), whose sum is σ = 2089907820. Its totient is φ = 244187136.

The previous prime is 733736723. The next prime is 733736741. The reversal of 733736736 is 637637337.

It can be written as a sum of positive squares in 2 ways, for example, as 705221136 + 28515600 = 26556^2 + 5340^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 733736691 and 733736700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219816 + ... + 223128.

Almost surely, 2^733736736 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 733736736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1044953910).

733736736 is an abundant number, since it is smaller than the sum of its proper divisors (1356171084).

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

733736736 is a wasteful number, since it uses less digits than its factorization.

733736736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4098 (or 4087 counting only the distinct ones).

The product of its digits is 1000188, while the sum is 45.

The square root of 733736736 is about 27087.5753067712. The cubic root of 733736736 is about 901.9450673934.

The spelling of 733736736 in words is "seven hundred thirty-three million, seven hundred thirty-six thousand, seven hundred thirty-six".