40886919 has 6 divisors (see below), whose sum is σ = 59058896. Its totient is φ = 27257940.

The previous prime is 40886863. The next prime is 40886929. The reversal of 40886919 is 91968804.

It is not a de Polignac number, because 40886919 - 2⁹ = 40886407 is a prime.

It is a super-2 number, since 2×40886919² = 3343480290625122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40886929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2271487 + ... + 2271504.

Almost surely, 2^40886919 is an apocalyptic number.

40886919 is a deficient number, since it is larger than the sum of its proper divisors (18171977).

40886919 is a wasteful number, since it uses less digits than its factorization.

40886919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4542997 (or 4542994 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 40886919 is about 6394.2879978931. The cubic root of 40886919 is about 344.5044176259.

The spelling of 40886919 in words is "forty million, eight hundred eighty-six thousand, nine hundred nineteen".