9842920 has 16 divisors (see below), whose sum is σ = 22146660. Its totient is φ = 3937152.

The previous prime is 9842909. The next prime is 9842953. The reversal of 9842920 is 292489.

It can be written as a sum of positive squares in 2 ways, for example, as 9696996 + 145924 = 3114^2 + 382^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122997 + ... + 123076.

Almost surely, 2^9842920 is an apocalyptic number.

It is an amenable number.

9842920 is an abundant number, since it is smaller than the sum of its proper divisors (12303740).

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

9842920 is a wasteful number, since it uses less digits than its factorization.

9842920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246084 (or 246080 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 9842920 is about 3137.3428247484. The cubic root of 9842920 is about 214.3094483764.

It can be divided in two parts, 9842 and 920, that multiplied together give a triangular number (9054640 = T₄₂₅₅).

The spelling of 9842920 in words is "nine million, eight hundred forty-two thousand, nine hundred twenty".