22776634 has 8 divisors (see below), whose sum is σ = 36174708. Its totient is φ = 10718400.

The previous prime is 22776631. The next prime is 22776643. The reversal of 22776634 is 43667722.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22420225 + 356409 = 4735^2 + 597^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22776593 and 22776602.

It is not an unprimeable number, because it can be changed into a prime (22776631) 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, 334917 + ... + 334984.

Almost surely, 2^22776634 is an apocalyptic number.

22776634 is a deficient number, since it is larger than the sum of its proper divisors (13398074).

22776634 is a wasteful number, since it uses less digits than its factorization.

22776634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669920.

The product of its digits is 84672, while the sum is 37.

The square root of 22776634 is about 4772.4871922301. The cubic root of 22776634 is about 283.4630882809.

It can be divided in two parts, 2277 and 6634, that added together give a triangular number (8911 = T₁₃₃).

The spelling of 22776634 in words is "twenty-two million, seven hundred seventy-six thousand, six hundred thirty-four".