22276516 has 12 divisors (see below), whose sum is σ = 40037788. Its totient is φ = 10837152.

The previous prime is 22276469. The next prime is 22276517. The reversal of 22276516 is 61567222.

22276516 = T₄₇₃ + T₄₇₄ + ... + T₆₂₀.

It can be written as a sum of positive squares in 2 ways, for example, as 20738916 + 1537600 = 4554^2 + 1240^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22276517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75111 + ... + 75406.

Almost surely, 2^22276516 is an apocalyptic number.

It is an amenable number.

22276516 is a deficient number, since it is larger than the sum of its proper divisors (17761272).

22276516 is a wasteful number, since it uses less digits than its factorization.

22276516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150558 (or 150556 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 22276516 is about 4719.8004195093. The cubic root of 22276516 is about 281.3730012772.

The spelling of 22276516 in words is "twenty-two million, two hundred seventy-six thousand, five hundred sixteen".