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6468944 = 24404309
BaseRepresentation
bin11000101011010101010000
3110011122201112
4120223111100
53124001234
6350352452
7105661616
oct30532520
913148645
106468944
113719239
1221bb728
1314565a1
14c056b6
1587bace
hex62b550

6468944 has 10 divisors (see below), whose sum is σ = 12533610. Its totient is φ = 3234464.

The previous prime is 6468907. The next prime is 6468967. The reversal of 6468944 is 4498646.

6468944 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 5345344 + 1123600 = 2312^2 + 1060^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202139 + ... + 202170.

It is an arithmetic number, because the mean of its divisors is an integer number (1253361).

Almost surely, 26468944 is an apocalyptic number.

It is an amenable number.

6468944 is a deficient number, since it is larger than the sum of its proper divisors (6064666).

6468944 is a wasteful number, since it uses less digits than its factorization.

6468944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404317 (or 404311 counting only the distinct ones).

The product of its digits is 165888, while the sum is 41.

The square root of 6468944 is about 2543.4118817054. The cubic root of 6468944 is about 186.3278604843.

The spelling of 6468944 in words is "six million, four hundred sixty-eight thousand, nine hundred forty-four".

Divisors: 1 2 4 8 16 404309 808618 1617236 3234472 6468944