772634 has 16 divisors (see below), whose sum is σ = 1218888. Its totient is φ = 366912.

The previous prime is 772631. The next prime is 772649. The reversal of 772634 is 436277.

772634 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 717409 + 55225 = 847^2 + 235^2 .

It is a junction number, because it is equal to n+sod(n) for n = 772597 and 772606.

It is not an unprimeable number, because it can be changed into a prime (772631) 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, 3824 + ... + 4020.

2⁷⁷²⁶³⁴ is an apocalyptic number.

772634 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

772634 is a deficient number, since it is larger than the sum of its proper divisors (446254).

772634 is a wasteful number, since it uses less digits than its factorization.

772634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289.

The product of its digits is 7056, while the sum is 29.

The square root of 772634 is about 878.9960181935. The cubic root of 772634 is about 91.7609578886.

The spelling of 772634 in words is "seven hundred seventy-two thousand, six hundred thirty-four".