40055383 has 4 divisors (see below), whose sum is σ = 42411600. Its totient is φ = 37699168.

The previous prime is 40055369. The next prime is 40055437. The reversal of 40055383 is 38355004.

40055383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40055383 - 2²⁵ = 6500951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40053383) 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 3 ways as a sum of consecutive naturals, for example, 1178083 + ... + 1178116.

It is an arithmetic number, because the mean of its divisors is an integer number (10602900).

Almost surely, 2^40055383 is an apocalyptic number.

40055383 is a deficient number, since it is larger than the sum of its proper divisors (2356217).

40055383 is a wasteful number, since it uses less digits than its factorization.

40055383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2356216.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 40055383 is about 6328.9322164169. The cubic root of 40055383 is about 342.1529558743.

The spelling of 40055383 in words is "forty million, fifty-five thousand, three hundred eighty-three".