22613049 has 6 divisors (see below), whose sum is σ = 32663306. Its totient is φ = 15075360.

The previous prime is 22613047. The next prime is 22613057. The reversal of 22613049 is 94031622.

22613049 is a `hidden beast` number, since 2 + 2 + 613 + 0 + 49 = 666.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 710649 = 4680^2 + 843^2 .

It is not a de Polignac number, because 22613049 - 2¹ = 22613047 is a prime.

It is a super-2 number, since 2×22613049² = 1022699970152802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22613047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1256272 + ... + 1256289.

Almost surely, 2^22613049 is an apocalyptic number.

It is an amenable number.

22613049 is a deficient number, since it is larger than the sum of its proper divisors (10050257).

22613049 is a wasteful number, since it uses less digits than its factorization.

22613049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512567 (or 2512564 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 22613049 is about 4755.3179704411. The cubic root of 22613049 is about 282.7828331405.

The spelling of 22613049 in words is "twenty-two million, six hundred thirteen thousand, forty-nine".