772226 has 16 divisors (see below), whose sum is σ = 1425984. Its totient is φ = 305424.

The previous prime is 772207. The next prime is 772229. The reversal of 772226 is 622277.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 772195 and 772204.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 772226.

It is not an unprimeable number, because it can be changed into a prime (772229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1940 + ... + 2303.

It is an arithmetic number, because the mean of its divisors is an integer number (89124).

2⁷⁷²²²⁶ is an apocalyptic number.

772226 is a deficient number, since it is larger than the sum of its proper divisors (653758).

772226 is a wasteful number, since it uses less digits than its factorization.

772226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4265.

The product of its digits is 2352, while the sum is 26.

The square root of 772226 is about 878.7639045842. The cubic root of 772226 is about 91.7448031665.

The spelling of 772226 in words is "seven hundred seventy-two thousand, two hundred twenty-six".