40259071 has 8 divisors (see below), whose sum is σ = 41737680. Its totient is φ = 38801088.

The previous prime is 40259053. The next prime is 40259101. The reversal of 40259071 is 17095204.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 40259071 - 2¹¹ = 40257023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40259971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126 + ... + 9043.

It is an arithmetic number, because the mean of its divisors is an integer number (5217210).

Almost surely, 2^40259071 is an apocalyptic number.

40259071 is a deficient number, since it is larger than the sum of its proper divisors (1478609).

40259071 is a wasteful number, since it uses less digits than its factorization.

40259071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10313.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 40259071 is about 6345.0036249005. The cubic root of 40259071 is about 342.7319429855.

The spelling of 40259071 in words is "forty million, two hundred fifty-nine thousand, seventy-one".