40026255 has 16 divisors (see below), whose sum is σ = 67413120. Its totient is φ = 20223648.

The previous prime is 40026253. The next prime is 40026277. The reversal of 40026255 is 55262004.

It is not a de Polignac number, because 40026255 - 2¹ = 40026253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40026253) 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 15 ways as a sum of consecutive naturals, for example, 69937 + ... + 70506.

It is an arithmetic number, because the mean of its divisors is an integer number (4213320).

Almost surely, 2^40026255 is an apocalyptic number.

40026255 is a deficient number, since it is larger than the sum of its proper divisors (27386865).

40026255 is a wasteful number, since it uses less digits than its factorization.

40026255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140470.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 40026255 is about 6326.6306198481. The cubic root of 40026255 is about 342.0699986675.

Adding to 40026255 its reverse (55262004), we get a palindrome (95288259).

The spelling of 40026255 in words is "forty million, twenty-six thousand, two hundred fifty-five".