27924730 has 8 divisors (see below), whose sum is σ = 50264532. Its totient is φ = 11169888.

The previous prime is 27924713. The next prime is 27924733. The reversal of 27924730 is 3742972.

It can be written as a sum of positive squares in 2 ways, for example, as 27910089 + 14641 = 5283^2 + 121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (27924733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1396227 + ... + 1396246.

Almost surely, 2^27924730 is an apocalyptic number.

27924730 is a deficient number, since it is larger than the sum of its proper divisors (22339802).

27924730 is a wasteful number, since it uses less digits than its factorization.

27924730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2792480.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 27924730 is about 5284.3854893450. The cubic root of 27924730 is about 303.3865529399.

The spelling of 27924730 in words is "twenty-seven million, nine hundred twenty-four thousand, seven hundred thirty".