40480219 has 4 divisors (see below), whose sum is σ = 43594096. Its totient is φ = 37366344.

The previous prime is 40480217. The next prime is 40480249. The reversal of 40480219 is 91208404.

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 40480219 - 2¹ = 40480217 is a prime.

It is a super-2 number, since 2×40480219² = 3277296260575922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40480211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1556919 + ... + 1556944.

It is an arithmetic number, because the mean of its divisors is an integer number (10898524).

Almost surely, 2^40480219 is an apocalyptic number.

40480219 is a deficient number, since it is larger than the sum of its proper divisors (3113877).

40480219 is a wasteful number, since it uses less digits than its factorization.

40480219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113876.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 40480219 is about 6362.4066987265. The cubic root of 40480219 is about 343.3583535562.

The spelling of 40480219 in words is "forty million, four hundred eighty thousand, two hundred nineteen".