26897832 has 160 divisors (see below), whose sum is σ = 84564480. Its totient is φ = 7931520.

The previous prime is 26897813. The next prime is 26897839. The reversal of 26897832 is 23879862.

It is not an unprimeable number, because it can be changed into a prime (26897839) 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 39 ways as a sum of consecutive naturals, for example, 261093 + ... + 261195.

It is an arithmetic number, because the mean of its divisors is an integer number (528528).

Almost surely, 2^26897832 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 26897832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42282240).

26897832 is an abundant number, since it is smaller than the sum of its proper divisors (57666648).

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

26897832 is a wasteful number, since it uses less digits than its factorization.

26897832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165 (or 152 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 26897832 is about 5186.3119844452. The cubic root of 26897832 is about 299.6211217056.

The spelling of 26897832 in words is "twenty-six million, eight hundred ninety-seven thousand, eight hundred thirty-two".