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6624089 = 6798867
BaseRepresentation
bin11001010001001101011001
3110110112112122
4121101031121
53143432324
6353551025
7110206133
oct31211531
913415478
106624089
11381485a
122275475
1314ac0a4
14c46053
158aca5e
hex651359

6624089 has 4 divisors (see below), whose sum is σ = 6723024. Its totient is φ = 6525156.

The previous prime is 6624077. The next prime is 6624127. The reversal of 6624089 is 9804266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6624089 - 28 = 6623833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6624589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49367 + ... + 49500.

It is an arithmetic number, because the mean of its divisors is an integer number (1680756).

Almost surely, 26624089 is an apocalyptic number.

It is an amenable number.

6624089 is a deficient number, since it is larger than the sum of its proper divisors (98935).

6624089 is an equidigital number, since it uses as much as digits as its factorization.

6624089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98934.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 6624089 is about 2573.7305608785. The cubic root of 6624089 is about 187.8056785710.

The spelling of 6624089 in words is "six million, six hundred twenty-four thousand, eighty-nine".

Divisors: 1 67 98867 6624089