40499384 has 16 divisors (see below), whose sum is σ = 76689720. Its totient is φ = 20048800.

The previous prime is 40499377. The next prime is 40499401. The reversal of 40499384 is 48399404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24254 + ... + 25869.

Almost surely, 2^40499384 is an apocalyptic number.

It is an amenable number.

40499384 is a deficient number, since it is larger than the sum of its proper divisors (36190336).

40499384 is a wasteful number, since it uses less digits than its factorization.

40499384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50230 (or 50226 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 40499384 is about 6363.9126329641. The cubic root of 40499384 is about 343.4125316609.

The spelling of 40499384 in words is "forty million, four hundred ninety-nine thousand, three hundred eighty-four".