40413789 has 32 divisors (see below), whose sum is σ = 65197440. Its totient is φ = 24592896.

The previous prime is 40413773. The next prime is 40413799. The reversal of 40413789 is 98731404.

It is a happy number.

40413789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40413789 - 2⁴ = 40413773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40413799) 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 31 ways as a sum of consecutive naturals, for example, 33454 + ... + 34640.

It is an arithmetic number, because the mean of its divisors is an integer number (2037420).

Almost surely, 2^40413789 is an apocalyptic number.

It is an amenable number.

40413789 is a deficient number, since it is larger than the sum of its proper divisors (24783651).

40413789 is a wasteful number, since it uses less digits than its factorization.

40413789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 1300 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 40413789 is about 6357.1840464155. The cubic root of 40413789 is about 343.1704281577.

The spelling of 40413789 in words is "forty million, four hundred thirteen thousand, seven hundred eighty-nine".