27622045 has 16 divisors (see below), whose sum is σ = 36381312. Its totient is φ = 19965760.

The previous prime is 27622043. The next prime is 27622051. The reversal of 27622045 is 54022672.

It is not a de Polignac number, because 27622045 - 2¹ = 27622043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27622043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8064 + ... + 10966.

It is an arithmetic number, because the mean of its divisors is an integer number (2273832).

Almost surely, 2^27622045 is an apocalyptic number.

It is an amenable number.

27622045 is a deficient number, since it is larger than the sum of its proper divisors (8759267).

27622045 is a wasteful number, since it uses less digits than its factorization.

27622045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3092.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 27622045 is about 5255.6678928562. The cubic root of 27622045 is about 302.2864006752.

The spelling of 27622045 in words is "twenty-seven million, six hundred twenty-two thousand, forty-five".