40692243 has 16 divisors (see below), whose sum is σ = 58956800. Its totient is φ = 24870240.

The previous prime is 40692229. The next prime is 40692257. The reversal of 40692243 is 34229604.

40692243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40692229) and next prime (40692257).

It is not a de Polignac number, because 40692243 - 2¹⁰ = 40691219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40692243.

It is not an unprimeable number, because it can be changed into a prime (40692283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9748 + ... + 13281.

It is an arithmetic number, because the mean of its divisors is an integer number (3684800).

Almost surely, 2^40692243 is an apocalyptic number.

40692243 is a deficient number, since it is larger than the sum of its proper divisors (18264557).

40692243 is a wasteful number, since it uses less digits than its factorization.

40692243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23082.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 40692243 is about 6379.0471859048. The cubic root of 40692243 is about 343.9567814598.

The spelling of 40692243 in words is "forty million, six hundred ninety-two thousand, two hundred forty-three".