27340698 has 128 divisors (see below), whose sum is σ = 74317824. Its totient is φ = 6494400.

The previous prime is 27340697. The next prime is 27340717. The reversal of 27340698 is 89604372.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27340693) 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 63 ways as a sum of consecutive naturals, for example, 329365 + ... + 329447.

It is an arithmetic number, because the mean of its divisors is an integer number (580608).

Almost surely, 2^27340698 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27340698, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37158912).

27340698 is an abundant number, since it is smaller than the sum of its proper divisors (46977126).

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

27340698 is a wasteful number, since it uses less digits than its factorization.

27340698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 27340698 is about 5228.8333306771. The cubic root of 27340698 is about 301.2565738366.

It can be divided in two parts, 27 and 340698, that added together give a triangular number (340725 = T₈₂₅).

The spelling of 27340698 in words is "twenty-seven million, three hundred forty thousand, six hundred ninety-eight".