40486321 has 8 divisors (see below), whose sum is σ = 43132320. Its totient is φ = 37891872.

The previous prime is 40486309. The next prime is 40486337. The reversal of 40486321 is 12368404.

40486321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40486321 - 2¹¹ = 40484273 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40486321.

It is not an unprimeable number, because it can be changed into a prime (40486021) 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 7 ways as a sum of consecutive naturals, for example, 11260 + ... + 14413.

It is an arithmetic number, because the mean of its divisors is an integer number (5391540).

Almost surely, 2^40486321 is an apocalyptic number.

It is an amenable number.

40486321 is a deficient number, since it is larger than the sum of its proper divisors (2645999).

40486321 is a wasteful number, since it uses less digits than its factorization.

40486321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25775.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 40486321 is about 6362.8862161758. The cubic root of 40486321 is about 343.3756053355.

The spelling of 40486321 in words is "forty million, four hundred eighty-six thousand, three hundred twenty-one".