772361 has 4 divisors (see below), whose sum is σ = 817812. Its totient is φ = 726912.

The previous prime is 772349. The next prime is 772367. The reversal of 772361 is 163277.

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

It can be written as a sum of positive squares in 2 ways, for example, as 712336 + 60025 = 844^2 + 245^2 .

It is a cyclic number.

It is not a de Polignac number, because 772361 - 2⁶ = 772297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 772361.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 772361.

It is not an unprimeable number, because it can be changed into a prime (772367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22700 + ... + 22733.

It is an arithmetic number, because the mean of its divisors is an integer number (204453).

2⁷⁷²³⁶¹ is an apocalyptic number.

It is an amenable number.

772361 is a deficient number, since it is larger than the sum of its proper divisors (45451).

772361 is a wasteful number, since it uses less digits than its factorization.

772361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45450.

The product of its digits is 1764, while the sum is 26.

The square root of 772361 is about 878.8407136677. The cubic root of 772361 is about 91.7501491087.

The spelling of 772361 in words is "seven hundred seventy-two thousand, three hundred sixty-one".