40704259 has 2 divisors, whose sum is σ = 40704260. Its totient is φ = 40704258.

The previous prime is 40704253. The next prime is 40704281. The reversal of 40704259 is 95240704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40704259 - 2¹⁷ = 40573187 is a prime.

It is a super-3 number, since 3×40704259³ (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40704259.

It is not a weakly prime, because it can be changed into another prime (40704253) 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 as a sum of consecutive naturals, namely, 20352129 + 20352130.

It is an arithmetic number, because the mean of its divisors is an integer number (20352130).

Almost surely, 2^40704259 is an apocalyptic number.

40704259 is a deficient number, since it is larger than the sum of its proper divisors (1).

40704259 is an equidigital number, since it uses as much as digits as its factorization.

40704259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40704259 is about 6379.9889498337. The cubic root of 40704259 is about 343.9906337589.

The spelling of 40704259 in words is "forty million, seven hundred four thousand, two hundred fifty-nine".