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2008490 = 251119312
BaseRepresentation
bin111101010010110101010
310210001010112
413222112222
51003232430
6111014322
723033441
oct7522652
93701115
102008490
111152010
1280a3a2
13554273
143a3d58
1529a195
hex1ea5aa

2008490 has 48 divisors (see below), whose sum is σ = 4289760. Its totient is φ = 669600.

The previous prime is 2008483. The next prime is 2008493. The reversal of 2008490 is 948002.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2008493) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64775 + ... + 64805.

It is an arithmetic number, because the mean of its divisors is an integer number (89370).

22008490 is an apocalyptic number.

2008490 is an abundant number, since it is smaller than the sum of its proper divisors (2281270).

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

2008490 is a wasteful number, since it uses less digits than its factorization.

2008490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2008490 is about 1417.2120518821. The cubic root of 2008490 is about 126.1701321468.

The spelling of 2008490 in words is "two million, eight thousand, four hundred ninety".

Divisors: 1 2 5 10 11 19 22 31 38 55 62 95 110 155 190 209 310 341 418 589 682 961 1045 1178 1705 1922 2090 2945 3410 4805 5890 6479 9610 10571 12958 18259 21142 32395 36518 52855 64790 91295 105710 182590 200849 401698 1004245 2008490