40183807 has 2 divisors, whose sum is σ = 40183808. Its totient is φ = 40183806.

The previous prime is 40183769. The next prime is 40183823. The reversal of 40183807 is 70838104.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40183807 - 2¹⁹ = 39659519 is a prime.

It is a super-2 number, since 2×40183807² = 3229476690026498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40183837) 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 as a sum of consecutive naturals, namely, 20091903 + 20091904.

It is an arithmetic number, because the mean of its divisors is an integer number (20091904).

Almost surely, 2^40183807 is an apocalyptic number.

40183807 is a deficient number, since it is larger than the sum of its proper divisors (1).

40183807 is an equidigital number, since it uses as much as digits as its factorization.

40183807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 40183807 is about 6339.0698844547. The cubic root of 40183807 is about 342.5182315761.

The spelling of 40183807 in words is "forty million, one hundred eighty-three thousand, eight hundred seven".