40383369 has 24 divisors (see below), whose sum is σ = 63033152. Its totient is φ = 24766560.

The previous prime is 40383367. The next prime is 40383389. The reversal of 40383369 is 96338304.

It is not a de Polignac number, because 40383369 - 2¹ = 40383367 is a prime.

It is a super-2 number, since 2×40383369² = 3261632983580322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40383361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63684 + ... + 64314.

Almost surely, 2^40383369 is an apocalyptic number.

It is an amenable number.

40383369 is a deficient number, since it is larger than the sum of its proper divisors (22649783).

40383369 is a wasteful number, since it uses less digits than its factorization.

40383369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1197 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 40383369 is about 6354.7910272487. The cubic root of 40383369 is about 343.0843035532.

The spelling of 40383369 in words is "forty million, three hundred eighty-three thousand, three hundred sixty-nine".