743026 has 4 divisors (see below), whose sum is σ = 1114542. Its totient is φ = 371512.

The previous prime is 742999. The next prime is 743027. The reversal of 743026 is 620347.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 423801 + 319225 = 651^2 + 565^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 742988 and 743006.

It is not an unprimeable number, because it can be changed into a prime (743027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185755 + ... + 185758.

2⁷⁴³⁰²⁶ is an apocalyptic number.

743026 is a deficient number, since it is larger than the sum of its proper divisors (371516).

743026 is a wasteful number, since it uses less digits than its factorization.

743026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371515.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 743026 is about 861.9895591015. The cubic root of 743026 is about 90.5735389167.

The spelling of 743026 in words is "seven hundred forty-three thousand, twenty-six".