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4489999 is a prime number
BaseRepresentation
bin10001001000001100001111
322110010010021
4101020030033
52122134444
6240123011
753110243
oct21101417
98403107
104489999
112597448
121606467
13c12907
1484c423
155da584
hex44830f

4489999 has 2 divisors, whose sum is σ = 4490000. Its totient is φ = 4489998.

The previous prime is 4489981. The next prime is 4490029. The reversal of 4489999 is 9999844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4489999 - 25 = 4489967 is a prime.

4489999 is a modest number, since divided by 9999 gives 448 as remainder.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4489799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2244999 + 2245000.

It is an arithmetic number, because the mean of its divisors is an integer number (2245000).

Almost surely, 24489999 is an apocalyptic number.

4489999 is a deficient number, since it is larger than the sum of its proper divisors (1).

4489999 is an equidigital number, since it uses as much as digits as its factorization.

4489999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 52.

The square root of 4489999 is about 2118.9617740771. The cubic root of 4489999 is about 164.9739658956.

The spelling of 4489999 in words is "four million, four hundred eighty-nine thousand, nine hundred ninety-nine".