40902259 has 2 divisors, whose sum is σ = 40902260. Its totient is φ = 40902258.

The previous prime is 40902233. The next prime is 40902287. The reversal of 40902259 is 95220904.

40902259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40902259 - 2¹³ = 40894067 is a prime.

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 40902259.

It is not a weakly prime, because it can be changed into another prime (40902229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20451129 + 20451130.

It is an arithmetic number, because the mean of its divisors is an integer number (20451130).

Almost surely, 2^40902259 is an apocalyptic number.

40902259 is a deficient number, since it is larger than the sum of its proper divisors (1).

40902259 is an equidigital number, since it uses as much as digits as its factorization.

40902259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 40902259 is about 6395.4873934674. The cubic root of 40902259 is about 344.5474960898.

The spelling of 40902259 in words is "forty million, nine hundred two thousand, two hundred fifty-nine".