27022398 has 16 divisors (see below), whose sum is σ = 58202256. Its totient is φ = 8314560.

The previous prime is 27022381. The next prime is 27022399. The reversal of 27022398 is 89322072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27022399) 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 7 ways as a sum of consecutive naturals, for example, 173143 + ... + 173298.

It is an arithmetic number, because the mean of its divisors is an integer number (3637641).

Almost surely, 2^27022398 is an apocalyptic number.

27022398 is an abundant number, since it is smaller than the sum of its proper divisors (31179858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27022398 is a wasteful number, since it uses less digits than its factorization.

27022398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346459.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 27022398 is about 5198.3072244722. The cubic root of 27022398 is about 300.0829326274.

The spelling of 27022398 in words is "twenty-seven million, twenty-two thousand, three hundred ninety-eight".