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9000481 = 78914447
BaseRepresentation
bin100010010101…
…011000100001
3121221021100011
4202111120201
54301003411
6520524521
7136334320
oct42253041
917837304
109000481
115098216
123020741
131b31939
1412a40b7
15bcbc21
hex895621

9000481 has 8 divisors (see below), whose sum is σ = 10402560. Its totient is φ = 7627488.

The previous prime is 9000473. The next prime is 9000487. The reversal of 9000481 is 1840009.

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

It is a cyclic number.

It is not a de Polignac number, because 9000481 - 23 = 9000473 is a prime.

It is a super-2 number, since 2×90004812 = 162017316462722, which contains 22 as substring.

9000481 is a modest number, since divided by 481 gives 9 as remainder.

It is not an unprimeable number, because it can be changed into a prime (9000487) 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, 6601 + ... + 7846.

It is an arithmetic number, because the mean of its divisors is an integer number (1300320).

Almost surely, 29000481 is an apocalyptic number.

It is an amenable number.

9000481 is a deficient number, since it is larger than the sum of its proper divisors (1402079).

9000481 is a wasteful number, since it uses less digits than its factorization.

9000481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14543.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 9000481 is about 3000.0801655956. The cubic root of 9000481 is about 208.0120878700.

The spelling of 9000481 in words is "nine million, four hundred eighty-one", and thus it is an aban number.

Divisors: 1 7 89 623 14447 101129 1285783 9000481