766226 has 4 divisors (see below), whose sum is σ = 1149342. Its totient is φ = 383112.

The previous prime is 766223. The next prime is 766229. The reversal of 766226 is 622667.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 622667 = 41 ⋅15187.

It is an interprime number because it is at equal distance from previous prime (766223) and next prime (766229).

It can be written as a sum of positive squares in only one way, i.e., 724201 + 42025 = 851^2 + 205^2 .

It is not an unprimeable number, because it can be changed into a prime (766223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191555 + ... + 191558.

2⁷⁶⁶²²⁶ is an apocalyptic number.

766226 is a deficient number, since it is larger than the sum of its proper divisors (383116).

766226 is a wasteful number, since it uses less digits than its factorization.

766226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383115.

The product of its digits is 6048, while the sum is 29.

The square root of 766226 is about 875.3433612018. The cubic root of 766226 is about 91.5065738257.

The spelling of 766226 in words is "seven hundred sixty-six thousand, two hundred twenty-six".