743266 has 4 divisors (see below), whose sum is σ = 1114902. Its totient is φ = 371632.

The previous prime is 743263. The next prime is 743269. The reversal of 743266 is 662347.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 662347 = 7 ⋅94621.

It is an interprime number because it is at equal distance from previous prime (743263) and next prime (743269).

It can be written as a sum of positive squares in only one way, i.e., 714025 + 29241 = 845^2 + 171^2 .

It is a d-powerful number, because it can be written as 7⁶ + 4⁸ + 2⁷ + 3⁴ + 6⁷ + 6⁷ .

It is not an unprimeable number, because it can be changed into a prime (743263) 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, 185815 + ... + 185818.

2⁷⁴³²⁶⁶ is an apocalyptic number.

743266 is a deficient number, since it is larger than the sum of its proper divisors (371636).

743266 is a wasteful number, since it uses less digits than its factorization.

743266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371635.

The product of its digits is 6048, while the sum is 28.

The square root of 743266 is about 862.1287606849. The cubic root of 743266 is about 90.5832897237.

The spelling of 743266 in words is "seven hundred forty-three thousand, two hundred sixty-six".