26031146 has 8 divisors (see below), whose sum is σ = 39999204. Its totient is φ = 12698080.

The previous prime is 26031139. The next prime is 26031149. The reversal of 26031146 is 64113062.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 25897921 + 133225 = 5089^2 + 365^2 .

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

It is not an unprimeable number, because it can be changed into a prime (26031149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158645 + ... + 158808.

Almost surely, 2^26031146 is an apocalyptic number.

26031146 is a deficient number, since it is larger than the sum of its proper divisors (13968058).

26031146 is a wasteful number, since it uses less digits than its factorization.

26031146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317496.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 26031146 is about 5102.0727160635. The cubic root of 26031146 is about 296.3678543830.

The spelling of 26031146 in words is "twenty-six million, thirty-one thousand, one hundred forty-six".