40678383 has 8 divisors (see below), whose sum is σ = 54891648. Its totient is φ = 26792024.

The previous prime is 40678369. The next prime is 40678397. The reversal of 40678383 is 38387604.

It is an interprime number because it is at equal distance from previous prime (40678369) and next prime (40678397).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40678383 is a prime.

40678383 is a modest number, since divided by 8383 gives 4067 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40678303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81435 + ... + 81932.

It is an arithmetic number, because the mean of its divisors is an integer number (6861456).

Almost surely, 2^40678383 is an apocalyptic number.

40678383 is a deficient number, since it is larger than the sum of its proper divisors (14213265).

40678383 is a wasteful number, since it uses less digits than its factorization.

40678383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163453.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 40678383 is about 6377.9607242441. The cubic root of 40678383 is about 343.9177258397.

The spelling of 40678383 in words is "forty million, six hundred seventy-eight thousand, three hundred eighty-three".