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4468906 = 213171881
BaseRepresentation
bin10001000011000010101010
322102001012001
4101003002222
52121001111
6235441214
752661611
oct21030252
98361161
104468906
112582612
1215b620a
13c06130
14844878
155d41c1
hex4430aa

4468906 has 8 divisors (see below), whose sum is σ = 7219044. Its totient is φ = 2062560.

The previous prime is 4468903. The next prime is 4468927. The reversal of 4468906 is 6098644.

It can be written as a sum of positive squares in 2 ways, for example, as 4447881 + 21025 = 2109^2 + 145^2 .

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

It is a super-2 number, since 2×44689062 = 39942241673672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4468903) 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, 85915 + ... + 85966.

Almost surely, 24468906 is an apocalyptic number.

4468906 is a deficient number, since it is larger than the sum of its proper divisors (2750138).

4468906 is a wasteful number, since it uses less digits than its factorization.

4468906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171896.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 4468906 is about 2113.9787132325. The cubic root of 4468906 is about 164.7152235048.

The spelling of 4468906 in words is "four million, four hundred sixty-eight thousand, nine hundred six".

Divisors: 1 2 13 26 171881 343762 2234453 4468906