27258896 has 40 divisors (see below), whose sum is σ = 61603200. Its totient is φ = 11680032.

The previous prime is 27258893. The next prime is 27258929. The reversal of 27258896 is 69885272.

It is a super-2 number, since 2×27258896² = 1486094822277632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27258896.

It is not an unprimeable number, because it can be changed into a prime (27258893) 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, 3005 + ... + 7971.

It is an arithmetic number, because the mean of its divisors is an integer number (1540080).

Almost surely, 2^27258896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27258896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30801600).

27258896 is an abundant number, since it is smaller than the sum of its proper divisors (34344304).

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

27258896 is an equidigital number, since it uses as much as digits as its factorization.

27258896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996 (or 4976 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 27258896 is about 5221.0052671875. The cubic root of 27258896 is about 300.9558254986.

The spelling of 27258896 in words is "twenty-seven million, two hundred fifty-eight thousand, eight hundred ninety-six".