40055792 has 40 divisors (see below), whose sum is σ = 89598432. Its totient is φ = 16992000.

The previous prime is 40055789. The next prime is 40055809. The reversal of 40055792 is 29755004.

40055792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 9542 + ... + 13082.

Almost surely, 2^40055792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40055792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44799216).

40055792 is an abundant number, since it is smaller than the sum of its proper divisors (49542640).

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

40055792 is a wasteful number, since it uses less digits than its factorization.

40055792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657 (or 3651 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 40055792 is about 6328.9645282621. The cubic root of 40055792 is about 342.1541204292.

The spelling of 40055792 in words is "forty million, fifty-five thousand, seven hundred ninety-two".