40327799 has 4 divisors (see below), whose sum is σ = 40340520. Its totient is φ = 40315080.

The previous prime is 40327759. The next prime is 40327801. The reversal of 40327799 is 99772304.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 40327799 - 2¹⁶ = 40262263 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 (40327759) 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, 2657 + ... + 9365.

It is an arithmetic number, because the mean of its divisors is an integer number (10085130).

Almost surely, 2^40327799 is an apocalyptic number.

40327799 is a deficient number, since it is larger than the sum of its proper divisors (12721).

40327799 is an equidigital number, since it uses as much as digits as its factorization.

40327799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12720.

The product of its (nonzero) digits is 95256, while the sum is 41.

The square root of 40327799 is about 6350.4172303873. The cubic root of 40327799 is about 342.9268629461.

The spelling of 40327799 in words is "forty million, three hundred twenty-seven thousand, seven hundred ninety-nine".