736528 has 20 divisors (see below), whose sum is σ = 1537228. Its totient is φ = 339840.

The previous prime is 736511. The next prime is 736577. The reversal of 736528 is 825637.

It can be written as a sum of positive squares in 2 ways, for example, as 200704 + 535824 = 448^2 + 732^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 736528.

It is an unprimeable number.

736528 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1563 + ... + 1978.

2⁷³⁶⁵²⁸ is an apocalyptic number.

It is an amenable number.

736528 is an abundant number, since it is smaller than the sum of its proper divisors (800700).

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

736528 is a wasteful number, since it uses less digits than its factorization.

736528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3562 (or 3556 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 736528 is about 858.2120949975. The cubic root of 736528 is about 90.3087339537.

The spelling of 736528 in words is "seven hundred thirty-six thousand, five hundred twenty-eight".