27773242 has 32 divisors (see below), whose sum is σ = 50037120. Its totient is φ = 11309760.

The previous prime is 27773203. The next prime is 27773243. The reversal of 27773242 is 24237772.

It is a junction number, because it is equal to n+sod(n) for n = 27773198 and 27773207.

It is not an unprimeable number, because it can be changed into a prime (27773243) 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, 26692 + ... + 27712.

It is an arithmetic number, because the mean of its divisors is an integer number (1563660).

Almost surely, 2^27773242 is an apocalyptic number.

27773242 is a deficient number, since it is larger than the sum of its proper divisors (22263878).

27773242 is a wasteful number, since it uses less digits than its factorization.

27773242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126.

The product of its digits is 32928, while the sum is 34.

The square root of 27773242 is about 5270.0324477179. The cubic root of 27773242 is about 302.8369471310.

The spelling of 27773242 in words is "twenty-seven million, seven hundred seventy-three thousand, two hundred forty-two".