40032023 has 2 divisors, whose sum is σ = 40032024. Its totient is φ = 40032022.

The previous prime is 40031987. The next prime is 40032037. The reversal of 40032023 is 32023004.

It is an a-pointer prime, because the next prime (40032037) can be obtained adding 40032023 to its sum of digits (14).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40032023 - 2⁸ = 40031767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40031989 and 40032007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40032053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20016011 + 20016012.

It is an arithmetic number, because the mean of its divisors is an integer number (20016012).

Almost surely, 2^40032023 is an apocalyptic number.

40032023 is a deficient number, since it is larger than the sum of its proper divisors (1).

40032023 is an equidigital number, since it uses as much as digits as its factorization.

40032023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 40032023 is about 6327.0864542853. The cubic root of 40032023 is about 342.0864292578.

Adding to 40032023 its reverse (32023004), we get a palindrome (72055027).

It can be divided in two parts, 400 and 32023, that added together give a palindrome (32423).

The spelling of 40032023 in words is "forty million, thirty-two thousand, twenty-three".