27300091 has 24 divisors (see below), whose sum is σ = 34573824. Its totient is φ = 21097440.

The previous prime is 27300089. The next prime is 27300101. The reversal of 27300091 is 19000372.

It is not a de Polignac number, because 27300091 - 2¹ = 27300089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27300061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55356 + ... + 55846.

It is an arithmetic number, because the mean of its divisors is an integer number (1440576).

Almost surely, 2^27300091 is an apocalyptic number.

27300091 is a deficient number, since it is larger than the sum of its proper divisors (7273733).

27300091 is a wasteful number, since it uses less digits than its factorization.

27300091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571 (or 558 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 27300091 is about 5224.9488992716. The cubic root of 27300091 is about 301.1073556637.

The spelling of 27300091 in words is "twenty-seven million, three hundred thousand, ninety-one".