733648 has 10 divisors (see below), whose sum is σ = 1421474. Its totient is φ = 366816.

The previous prime is 733639. The next prime is 733651. The reversal of 733648 is 846337.

It can be written as a sum of positive squares in only one way, i.e., 725904 + 7744 = 852^2 + 88^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22911 + ... + 22942.

2⁷³³⁶⁴⁸ is an apocalyptic number.

It is an amenable number.

733648 is a deficient number, since it is larger than the sum of its proper divisors (687826).

733648 is a wasteful number, since it uses less digits than its factorization.

733648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45861 (or 45855 counting only the distinct ones).

The product of its digits is 12096, while the sum is 31.

The square root of 733648 is about 856.5325446240. The cubic root of 733648 is about 90.1908706384.

It can be divided in two parts, 73 and 3648, that added together give a square (3721 = 61²).

The spelling of 733648 in words is "seven hundred thirty-three thousand, six hundred forty-eight".