27273996 has 30 divisors (see below), whose sum is σ = 71300460. Its totient is φ = 9091224.

The previous prime is 27273991. The next prime is 27274031. The reversal of 27273996 is 69937272.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (27273991) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 41766 + ... + 42413.

It is an arithmetic number, because the mean of its divisors is an integer number (2376682).

Almost surely, 2^27273996 is an apocalyptic number.

It is an amenable number.

27273996 is an abundant number, since it is smaller than the sum of its proper divisors (44026464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27273996 is a wasteful number, since it uses less digits than its factorization.

27273996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84195 (or 84184 counting only the distinct ones).

The product of its digits is 285768, while the sum is 45.

The square root of 27273996 is about 5222.4511486466. The cubic root of 27273996 is about 301.0113864929.

The spelling of 27273996 in words is "twenty-seven million, two hundred seventy-three thousand, nine hundred ninety-six".