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9242020 = 2251373373
BaseRepresentation
bin100011010000…
…010110100100
3122101112200001
4203100112210
54331221040
6530031044
7141361444
oct43202644
918345601
109242020
115242737
123118484
131bb7868
141328124
15c2859a
hex8d05a4

9242020 has 24 divisors (see below), whose sum is σ = 19555704. Its totient is φ = 3668736.

The previous prime is 9242017. The next prime is 9242029. The reversal of 9242020 is 202429.

It is a happy number.

9242020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3896676 + 5345344 = 1974^2 + 2312^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9242029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054 + ... + 4426.

It is an arithmetic number, because the mean of its divisors is an integer number (814821).

Almost surely, 29242020 is an apocalyptic number.

It is an amenable number.

9242020 is an abundant number, since it is smaller than the sum of its proper divisors (10313684).

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

9242020 is a wasteful number, since it uses less digits than its factorization.

9242020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519 (or 3517 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 9242020 is about 3040.0690781625. The cubic root of 9242020 is about 209.8564400529.

Adding to 9242020 its reverse (202429), we get a palindrome (9444449).

The spelling of 9242020 in words is "nine million, two hundred forty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 2740 3373 6746 13492 16865 33730 67460 462101 924202 1848404 2310505 4621010 9242020