772250 has 16 divisors (see below), whose sum is σ = 1446120. Its totient is φ = 308800.

The previous prime is 772231. The next prime is 772273. The reversal of 772250 is 52277.

772250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 413449 + 358801 = 643^2 + 599^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1295 + ... + 1794.

2⁷⁷²²⁵⁰ is an apocalyptic number.

772250 is a deficient number, since it is larger than the sum of its proper divisors (673870).

772250 is a wasteful number, since it uses less digits than its factorization.

772250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106 (or 3096 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 23.

The square root of 772250 is about 878.7775600230. Note that the first 3 decimals coincide. The cubic root of 772250 is about 91.7457536017.

The spelling of 772250 in words is "seven hundred seventy-two thousand, two hundred fifty".