27251330 has 16 divisors (see below), whose sum is σ = 49176504. Its totient is φ = 10872960.

The previous prime is 27251327. The next prime is 27251353. The reversal of 27251330 is 3315272.

It can be written as a sum of positive squares in 4 ways, for example, as 8128201 + 19123129 = 2851^2 + 4373^2 .

It is a junction number, because it is equal to n+sod(n) for n = 27251296 and 27251305.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 974 + ... + 7446.

Almost surely, 2^27251330 is an apocalyptic number.

27251330 is a deficient number, since it is larger than the sum of its proper divisors (21925174).

27251330 is a wasteful number, since it uses less digits than its factorization.

27251330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6901.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 27251330 is about 5220.2806437968. The cubic root of 27251330 is about 300.9279784124.

The spelling of 27251330 in words is "twenty-seven million, two hundred fifty-one thousand, three hundred thirty".