40023326 has 16 divisors (see below), whose sum is σ = 68999040. Its totient is φ = 17055960.

The previous prime is 40023323. The next prime is 40023341. The reversal of 40023326 is 62332004.

40023326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40023298 and 40023307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40023323) 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 7 ways as a sum of consecutive naturals, for example, 5480 + ... + 10491.

It is an arithmetic number, because the mean of its divisors is an integer number (4312440).

Almost surely, 2^40023326 is an apocalyptic number.

40023326 is a deficient number, since it is larger than the sum of its proper divisors (28975714).

40023326 is a wasteful number, since it uses less digits than its factorization.

40023326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16159.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 40023326 is about 6326.3991337885. The cubic root of 40023326 is about 342.0616545822.

The spelling of 40023326 in words is "forty million, twenty-three thousand, three hundred twenty-six".