40023792 has 60 divisors (see below), whose sum is σ = 112437000. Its totient is φ = 13290624.

The previous prime is 40023791. The next prime is 40023793. The reversal of 40023792 is 29732004.

40023792 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 (40023791) and next prime (40023793).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40023791) 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 11 ways as a sum of consecutive naturals, for example, 71578 + ... + 72134.

It is an arithmetic number, because the mean of its divisors is an integer number (1873950).

Almost surely, 2^40023792 is an apocalyptic number.

It is an amenable number.

40023792 is an abundant number, since it is smaller than the sum of its proper divisors (72413208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40023792 is a wasteful number, since it uses less digits than its factorization.

40023792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1061 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 40023792 is about 6326.4359634790. The cubic root of 40023792 is about 342.0629821423.

Adding to 40023792 its reverse (29732004), we get a palindrome (69755796).

The spelling of 40023792 in words is "forty million, twenty-three thousand, seven hundred ninety-two".