40259914 has 4 divisors (see below), whose sum is σ = 60389874. Its totient is φ = 20129956.

The previous prime is 40259903. The next prime is 40259929. The reversal of 40259914 is 41995204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39879225 + 380689 = 6315^2 + 617^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40259914.

It is an unprimeable number.

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, 10064977 + ... + 10064980.

Almost surely, 2^40259914 is an apocalyptic number.

40259914 is a deficient number, since it is larger than the sum of its proper divisors (20129960).

40259914 is a wasteful number, since it uses less digits than its factorization.

40259914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20129959.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 40259914 is about 6345.0700547748. The cubic root of 40259914 is about 342.7343351670.

The spelling of 40259914 in words is "forty million, two hundred fifty-nine thousand, nine hundred fourteen".