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6490396 = 2211178677
BaseRepresentation
bin11000110000100100011100
3110012202011001
4120300210130
53130143041
6351040044
7106111303
oct30604434
913182131
106490396
113733370
122210024
131463293
14c0d43a
15883131
hex63091c

6490396 has 24 divisors (see below), whose sum is σ = 13121136. Its totient is φ = 2776320.

The previous prime is 6490391. The next prime is 6490409. The reversal of 6490396 is 6930946.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6490391) 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, 3591 + ... + 5086.

It is an arithmetic number, because the mean of its divisors is an integer number (546714).

Almost surely, 26490396 is an apocalyptic number.

It is an amenable number.

6490396 is an abundant number, since it is smaller than the sum of its proper divisors (6630740).

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

6490396 is a wasteful number, since it uses less digits than its factorization.

6490396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8709 (or 8707 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 6490396 is about 2547.6255611844. The cubic root of 6490396 is about 186.5335970542.

It can be divided in two parts, 6490 and 396, that added together give a palindrome (6886).

The spelling of 6490396 in words is "six million, four hundred ninety thousand, three hundred ninety-six".

Divisors: 1 2 4 11 17 22 34 44 68 187 374 748 8677 17354 34708 95447 147509 190894 295018 381788 590036 1622599 3245198 6490396