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8985042 = 23211231973
BaseRepresentation
bin100010010001…
…100111010010
3121220111011100
4202101213102
54300010132
6520325230
7136241313
oct42214722
917814140
108985042
115087660
123013816
131b278c1
14129c60a
15bc737c
hex8919d2

8985042 has 48 divisors (see below), whose sum is σ = 22171968. Its totient is φ = 2603040.

The previous prime is 8985023. The next prime is 8985091. The reversal of 8985042 is 2405898.

It is a junction number, because it is equal to n+sod(n) for n = 8984988 and 8985006.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3568 + ... + 5540.

It is an arithmetic number, because the mean of its divisors is an integer number (461916).

Almost surely, 28985042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8985042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11085984).

8985042 is an abundant number, since it is smaller than the sum of its proper divisors (13186926).

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

8985042 is a wasteful number, since it uses less digits than its factorization.

8985042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 2012 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 8985042 is about 2997.5059632968. The cubic root of 8985042 is about 207.8930817613.

The spelling of 8985042 in words is "eight million, nine hundred eighty-five thousand, forty-two".

Divisors: 1 2 3 6 9 11 18 22 23 33 46 66 69 99 138 198 207 253 414 506 759 1518 1973 2277 3946 4554 5919 11838 17757 21703 35514 43406 45379 65109 90758 130218 136137 195327 272274 390654 408411 499169 816822 998338 1497507 2995014 4492521 8985042