940431067 has 4 divisors (see below), whose sum is σ = 941196256. Its totient is φ = 939665880.

The previous prime is 940431059. The next prime is 940431077. The reversal of 940431067 is 760134049.

It is a happy number.

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 940431067 - 2³ = 940431059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940431047) 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 3 ways as a sum of consecutive naturals, for example, 380748 + ... + 383209.

It is an arithmetic number, because the mean of its divisors is an integer number (235299064).

Almost surely, 2^940431067 is an apocalyptic number.

940431067 is a deficient number, since it is larger than the sum of its proper divisors (765189).

940431067 is a wasteful number, since it uses less digits than its factorization.

940431067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765188.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 940431067 is about 30666.4485553838. The cubic root of 940431067 is about 979.7358259899.

The spelling of 940431067 in words is "nine hundred forty million, four hundred thirty-one thousand, sixty-seven".