40368339 has 24 divisors (see below), whose sum is σ = 64005552. Its totient is φ = 24313920.

The previous prime is 40368337. The next prime is 40368359. The reversal of 40368339 is 93386304.

It is not a de Polignac number, because 40368339 - 2¹ = 40368337 is a prime.

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 (40368337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15949 + ... + 18305.

It is an arithmetic number, because the mean of its divisors is an integer number (2666898).

Almost surely, 2^40368339 is an apocalyptic number.

40368339 is a deficient number, since it is larger than the sum of its proper divisors (23637213).

40368339 is a wasteful number, since it uses less digits than its factorization.

40368339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2547 (or 2544 counting only the distinct ones).

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

The square root of 40368339 is about 6353.6083448699. The cubic root of 40368339 is about 343.0417348996.

The spelling of 40368339 in words is "forty million, three hundred sixty-eight thousand, three hundred thirty-nine".