26231600 has 30 divisors (see below), whose sum is σ = 63022380. Its totient is φ = 10492480.

The previous prime is 26231587. The next prime is 26231603. The reversal of 26231600 is 613262.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (26231603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32390 + ... + 33189.

It is an arithmetic number, because the mean of its divisors is an integer number (2100746).

Almost surely, 2^26231600 is an apocalyptic number.

26231600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26231600 is an abundant number, since it is smaller than the sum of its proper divisors (36790780).

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

26231600 is a wasteful number, since it uses less digits than its factorization.

26231600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65597 (or 65586 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 26231600 is about 5121.6794120679. The cubic root of 26231600 is about 297.1266413030.

Adding to 26231600 its reverse (613262), we get a palindrome (26844862).

The spelling of 26231600 in words is "twenty-six million, two hundred thirty-one thousand, six hundred".