920442 has 8 divisors (see below), whose sum is σ = 1840896. Its totient is φ = 306812.

The previous prime is 920441. The next prime is 920443. The reversal of 920442 is 244029.

It is an interprime number because it is at equal distance from previous prime (920441) and next prime (920443).

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

920442 is an admirable number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 920442.

It is not an unprimeable number, because it can be changed into a prime (920441) 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, 76698 + ... + 76709.

It is an arithmetic number, because the mean of its divisors is an integer number (230112).

2⁹²⁰⁴⁴² is an apocalyptic number.

920442 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.

920442 is a wasteful number, since it uses less digits than its factorization.

920442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153412.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 920442 is about 959.3966854227. The cubic root of 920442 is about 97.2744556449.

The spelling of 920442 in words is "nine hundred twenty thousand, four hundred forty-two".