27304990 has 16 divisors (see below), whose sum is σ = 49227552. Its totient is φ = 10904544.

The previous prime is 27304987. The next prime is 27304999. The reversal of 27304990 is 9940372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27304999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5767 + ... + 9373.

It is an arithmetic number, because the mean of its divisors is an integer number (3076722).

Almost surely, 2^27304990 is an apocalyptic number.

27304990 is a deficient number, since it is larger than the sum of its proper divisors (21922562).

27304990 is a wasteful number, since it uses less digits than its factorization.

27304990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4371.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 27304990 is about 5225.4176866543. The cubic root of 27304990 is about 301.1253658199.

The spelling of 27304990 in words is "twenty-seven million, three hundred four thousand, nine hundred ninety".