27042093 has 40 divisors (see below), whose sum is σ = 44321816. Its totient is φ = 16329600.

The previous prime is 27042091. The next prime is 27042097. The reversal of 27042093 is 39024072.

It can be written as a sum of positive squares in 4 ways, for example, as 5391684 + 21650409 = 2322^2 + 4653^2 .

It is not a de Polignac number, because 27042093 - 2¹ = 27042091 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27042091) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 64023 + ... + 64443.

Almost surely, 2^27042093 is an apocalyptic number.

It is an amenable number.

27042093 is a deficient number, since it is larger than the sum of its proper divisors (17279723).

27042093 is a wasteful number, since it uses less digits than its factorization.

27042093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507 (or 498 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 27042093 is about 5200.2012461058. The cubic root of 27042093 is about 300.1558190541.

The spelling of 27042093 in words is "twenty-seven million, forty-two thousand, ninety-three".