27406099 has 4 divisors (see below), whose sum is σ = 31321264. Its totient is φ = 23490936.

The previous prime is 27406079. The next prime is 27406109. The reversal of 27406099 is 99060472.

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

It is not a de Polignac number, because 27406099 - 2⁷ = 27405971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27406039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957572 + ... + 1957585.

It is an arithmetic number, because the mean of its divisors is an integer number (7830316).

Almost surely, 2^27406099 is an apocalyptic number.

27406099 is a deficient number, since it is larger than the sum of its proper divisors (3915165).

27406099 is an equidigital number, since it uses as much as digits as its factorization.

27406099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915164.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 27406099 is about 5235.0834759343. The cubic root of 27406099 is about 301.4965919967.

The spelling of 27406099 in words is "twenty-seven million, four hundred six thousand, ninety-nine".