40376865 has 16 divisors (see below), whose sum is σ = 64830528. Its totient is φ = 21458496.

The previous prime is 40376863. The next prime is 40376867. The reversal of 40376865 is 56867304.

It is an interprime number because it is at equal distance from previous prime (40376863) and next prime (40376867).

It is not a de Polignac number, because 40376865 - 2¹ = 40376863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40376863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199 + ... + 8988.

It is an arithmetic number, because the mean of its divisors is an integer number (4051908).

Almost surely, 2^40376865 is an apocalyptic number.

It is an amenable number.

40376865 is a deficient number, since it is larger than the sum of its proper divisors (24453663).

40376865 is a wasteful number, since it uses less digits than its factorization.

40376865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9488.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 40376865 is about 6354.2792667619. The cubic root of 40376865 is about 343.0658839235.

The spelling of 40376865 in words is "forty million, three hundred seventy-six thousand, eight hundred sixty-five".