26320104 has 24 divisors (see below), whose sum is σ = 71283810. Its totient is φ = 8773344.

The previous prime is 26320103. The next prime is 26320117. The reversal of 26320104 is 40102362.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16016004 + 10304100 = 4002^2 + 3210^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (26320103) 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, 182707 + ... + 182850.

Almost surely, 2^26320104 is an apocalyptic number.

26320104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26320104 is an abundant number, since it is smaller than the sum of its proper divisors (44963706).

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

26320104 is a wasteful number, since it uses less digits than its factorization.

26320104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365569 (or 365562 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 26320104 is about 5130.3122711975. The cubic root of 26320104 is about 297.4604292636.

Adding to 26320104 its reverse (40102362), we get a palindrome (66422466).

The spelling of 26320104 in words is "twenty-six million, three hundred twenty thousand, one hundred four".