942978 has 8 divisors (see below), whose sum is σ = 1885968. Its totient is φ = 314324.

The previous prime is 942943. The next prime is 942979. The reversal of 942978 is 879249.

It is a sphenic number, since it is the product of 3 distinct primes.

942978 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (942979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78576 + ... + 78587.

It is an arithmetic number, because the mean of its divisors is an integer number (235746).

2⁹⁴²⁹⁷⁸ is an apocalyptic number.

942978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

942978 is a wasteful number, since it uses less digits than its factorization.

942978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157168.

The product of its digits is 36288, while the sum is 39.

The square root of 942978 is about 971.0705432666. The cubic root of 942978 is about 98.0619488924.

The spelling of 942978 in words is "nine hundred forty-two thousand, nine hundred seventy-eight".