940387 has 4 divisors (see below), whose sum is σ = 1074736. Its totient is φ = 806040.

The previous prime is 940369. The next prime is 940399. The reversal of 940387 is 783049.

It is a happy number.

940387 is nontrivially palindromic in base 8.

940387 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 783049 = 773 ⋅1013.

It is a cyclic number.

It is not a de Polignac number, because 940387 - 2⁷ = 940259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (940327) 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, 67164 + ... + 67177.

It is an arithmetic number, because the mean of its divisors is an integer number (268684).

2⁹⁴⁰³⁸⁷ is an apocalyptic number.

940387 is a deficient number, since it is larger than the sum of its proper divisors (134349).

940387 is a wasteful number, since it uses less digits than its factorization.

940387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134348.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 940387 is about 969.7355309568. The cubic root of 940387 is about 97.9720522833.

The spelling of 940387 in words is "nine hundred forty thousand, three hundred eighty-seven".