27213026 has 4 divisors (see below), whose sum is σ = 40819542. Its totient is φ = 13606512.

The previous prime is 27212981. The next prime is 27213029. The reversal of 27213026 is 62031272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14432401 + 12780625 = 3799^2 + 3575^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27212992 and 27213010.

It is not an unprimeable number, because it can be changed into a prime (27213029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6803255 + ... + 6803258.

Almost surely, 2^27213026 is an apocalyptic number.

27213026 is a deficient number, since it is larger than the sum of its proper divisors (13606516).

27213026 is a wasteful number, since it uses less digits than its factorization.

27213026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13606515.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 27213026 is about 5216.6105854281. The cubic root of 27213026 is about 300.7869192408.

Adding to 27213026 its reverse (62031272), we get a palindrome (89244298).

The spelling of 27213026 in words is "twenty-seven million, two hundred thirteen thousand, twenty-six".