27396490 has 16 divisors (see below), whose sum is σ = 53796960. Its totient is φ = 9962320.

The previous prime is 27396437. The next prime is 27396491. The reversal of 27396490 is 9469372.

It is not an unprimeable number, because it can be changed into a prime (27396491) 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, 124420 + ... + 124639.

It is an arithmetic number, because the mean of its divisors is an integer number (3362310).

Almost surely, 2^27396490 is an apocalyptic number.

27396490 is a deficient number, since it is larger than the sum of its proper divisors (26400470).

27396490 is a wasteful number, since it uses less digits than its factorization.

27396490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249077.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 27396490 is about 5234.1656450670. The cubic root of 27396490 is about 301.4613514297.

It can be divided in two parts, 2739 and 6490, that added together give a palindrome (9229).

The spelling of 27396490 in words is "twenty-seven million, three hundred ninety-six thousand, four hundred ninety".