40122023 has 16 divisors (see below), whose sum is σ = 43978464. Its totient is φ = 36449280.

The previous prime is 40121999. The next prime is 40122031. The reversal of 40122023 is 32022104.

40122023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 40122023 - 2¹⁸ = 39859879 is a prime.

It is a super-2 number, since 2×40122023² = 3219553459225058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40121989 and 40122007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40122083) 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, 142643 + ... + 142923.

It is an arithmetic number, because the mean of its divisors is an integer number (2748654).

Almost surely, 2^40122023 is an apocalyptic number.

40122023 is a deficient number, since it is larger than the sum of its proper divisors (3856441).

40122023 is a wasteful number, since it uses less digits than its factorization.

40122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 40122023 is about 6334.1947396650. The cubic root of 40122023 is about 342.3425969683.

Adding to 40122023 its reverse (32022104), we get a palindrome (72144127).

The spelling of 40122023 in words is "forty million, one hundred twenty-two thousand, twenty-three".