942887 has 4 divisors (see below), whose sum is σ = 1028616. Its totient is φ = 857160.

The previous prime is 942883. The next prime is 942889. The reversal of 942887 is 788249.

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 942887 - 2² = 942883 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 942887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942883) 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, 42848 + ... + 42869.

It is an arithmetic number, because the mean of its divisors is an integer number (257154).

2⁹⁴²⁸⁸⁷ is an apocalyptic number.

942887 is a deficient number, since it is larger than the sum of its proper divisors (85729).

942887 is a wasteful number, since it uses less digits than its factorization.

942887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85728.

The product of its digits is 32256, while the sum is 38.

The square root of 942887 is about 971.0236866318. The cubic root of 942887 is about 98.0587943740.

The spelling of 942887 in words is "nine hundred forty-two thousand, eight hundred eighty-seven".