27162993 has 16 divisors (see below), whose sum is σ = 42549696. Its totient is φ = 15195840.

The previous prime is 27162973. The next prime is 27163009. The reversal of 27162993 is 39926172.

It is not a de Polignac number, because 27162993 - 2⁶ = 27162929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27162973) 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, 31230 + ... + 32087.

It is an arithmetic number, because the mean of its divisors is an integer number (2659356).

Almost surely, 2^27162993 is an apocalyptic number.

It is an amenable number.

27162993 is a deficient number, since it is larger than the sum of its proper divisors (15386703).

27162993 is a wasteful number, since it uses less digits than its factorization.

27162993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63344.

The product of its digits is 40824, while the sum is 39.

The square root of 27162993 is about 5211.8128324029. The cubic root of 27162993 is about 300.6024670793.

The spelling of 27162993 in words is "twenty-seven million, one hundred sixty-two thousand, nine hundred ninety-three".