920742 has 8 divisors (see below), whose sum is σ = 1841496. Its totient is φ = 306912.

The previous prime is 920741. The next prime is 920743. The reversal of 920742 is 247029.

It is an interprime number because it is at equal distance from previous prime (920741) and next prime (920743).

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

920742 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920741) 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, 76723 + ... + 76734.

It is an arithmetic number, because the mean of its divisors is an integer number (230187).

2⁹²⁰⁷⁴² is an apocalyptic number.

920742 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.

920742 is a wasteful number, since it uses less digits than its factorization.

920742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153462.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 920742 is about 959.5530209426. The cubic root of 920742 is about 97.2850227300.

The spelling of 920742 in words is "nine hundred twenty thousand, seven hundred forty-two".