22009096 has 8 divisors (see below), whose sum is σ = 41267070. Its totient is φ = 11004544.

The previous prime is 22009081. The next prime is 22009109. The reversal of 22009096 is 69090022.

22009096 = T₃₈₂₉ + T₃₈₃₀ + T₃₈₃₁.

It can be written as a sum of positive squares in only one way, i.e., 21996100 + 12996 = 4690^2 + 114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375561 + ... + 1375576.

Almost surely, 2^22009096 is an apocalyptic number.

22009096 is the 3831-st centered triangular number.

It is an amenable number.

22009096 is a deficient number, since it is larger than the sum of its proper divisors (19257974).

22009096 is a wasteful number, since it uses less digits than its factorization.

22009096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751143 (or 2751139 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 22009096 is about 4691.3852964769. The cubic root of 22009096 is about 280.2425449412.

The spelling of 22009096 in words is "twenty-two million, nine thousand, ninety-six".