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9002002 = 24501001
BaseRepresentation
bin100010010101…
…110000010010
3121221100102111
4202111300102
54301031002
6520535534
7136341622
oct42256022
917840374
109002002
115099379
1230215aa
131b32539
1412a4882
15bcc3d7
hex895c12

9002002 has 4 divisors (see below), whose sum is σ = 13503006. Its totient is φ = 4501000.

The previous prime is 9001999. The next prime is 9002003. The reversal of 9002002 is 2002009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7722841 + 1279161 = 2779^2 + 1131^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (9002003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2250499 + ... + 2250502.

Almost surely, 29002002 is an apocalyptic number.

9002002 is a deficient number, since it is larger than the sum of its proper divisors (4501004).

9002002 is a wasteful number, since it uses less digits than its factorization.

9002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4501003.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 9002002 is about 3000.3336481132. Note that the first 3 decimals coincide. The cubic root of 9002002 is about 208.0238045981.

The spelling of 9002002 in words is "nine million, two thousand, two".

Divisors: 1 2 4501001 9002002