40552699 has 4 divisors (see below), whose sum is σ = 44239320. Its totient is φ = 36866080.

The previous prime is 40552691. The next prime is 40552727. The reversal of 40552699 is 99625504.

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

It is a cyclic number.

It is not a de Polignac number, because 40552699 - 2³ = 40552691 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40552691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843294 + ... + 1843315.

It is an arithmetic number, because the mean of its divisors is an integer number (11059830).

Almost surely, 2^40552699 is an apocalyptic number.

40552699 is a deficient number, since it is larger than the sum of its proper divisors (3686621).

40552699 is a wasteful number, since it uses less digits than its factorization.

40552699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3686620.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 40552699 is about 6368.1001091377. The cubic root of 40552699 is about 343.5631595548.

The spelling of 40552699 in words is "forty million, five hundred fifty-two thousand, six hundred ninety-nine".