40010867 has 4 divisors (see below), whose sum is σ = 43088640. Its totient is φ = 36933096.

The previous prime is 40010857. The next prime is 40010939. The reversal of 40010867 is 76801004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40010867 - 2⁸ = 40010611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40010857) 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 3 ways as a sum of consecutive naturals, for example, 1538867 + ... + 1538892.

It is an arithmetic number, because the mean of its divisors is an integer number (10772160).

Almost surely, 2^40010867 is an apocalyptic number.

40010867 is a deficient number, since it is larger than the sum of its proper divisors (3077773).

40010867 is a wasteful number, since it uses less digits than its factorization.

40010867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077772.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 40010867 is about 6325.4143737782. The cubic root of 40010867 is about 342.0261570455.

The spelling of 40010867 in words is "forty million, ten thousand, eight hundred sixty-seven".