26091442 has 8 divisors (see below), whose sum is σ = 42147756. Its totient is φ = 12042192.

The previous prime is 26091437. The next prime is 26091449. The reversal of 26091442 is 24419062.

It can be written as a sum of positive squares in 2 ways, for example, as 21893041 + 4198401 = 4679^2 + 2049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 26091442.

It is not an unprimeable number, because it can be changed into a prime (26091449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501733 + ... + 501784.

Almost surely, 2^26091442 is an apocalyptic number.

26091442 is a deficient number, since it is larger than the sum of its proper divisors (16056314).

26091442 is a wasteful number, since it uses less digits than its factorization.

26091442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003532.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 26091442 is about 5107.9782693351. The cubic root of 26091442 is about 296.5965037683.

The spelling of 26091442 in words is "twenty-six million, ninety-one thousand, four hundred forty-two".