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2409906 = 23401651
BaseRepresentation
bin1001001100010110110010
311112102202210
421030112302
51104104111
6123352550
726324652
oct11142662
94472683
102409906
1113a6664
12982756
13664ba5
1446a362
153290a6
hex24c5b2

2409906 has 8 divisors (see below), whose sum is σ = 4819824. Its totient is φ = 803300.

The previous prime is 2409893. The next prime is 2409907. The reversal of 2409906 is 6099042.

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

2409906 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2409907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200820 + ... + 200831.

It is an arithmetic number, because the mean of its divisors is an integer number (602478).

22409906 is an apocalyptic number.

2409906 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2409906 is a wasteful number, since it uses less digits than its factorization.

2409906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401656.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 2409906 is about 1552.3871939693. The cubic root of 2409906 is about 134.0705427932.

The spelling of 2409906 in words is "two million, four hundred nine thousand, nine hundred six".

Divisors: 1 2 3 6 401651 803302 1204953 2409906