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6423460 = 225397809
BaseRepresentation
bin11000100000001110100100
3110002100022221
4120200032210
53121022320
6345402124
7105412201
oct30401644
913070287
106423460
11369804a
122199344
13143b984
14bd2ca8
1586d3aa
hex6203a4

6423460 has 24 divisors (see below), whose sum is σ = 13539960. Its totient is φ = 2559744.

The previous prime is 6423449. The next prime is 6423481. The reversal of 6423460 is 643246.

It can be written as a sum of positive squares in 4 ways, for example, as 2196324 + 4227136 = 1482^2 + 2056^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7536 + ... + 8344.

It is an arithmetic number, because the mean of its divisors is an integer number (564165).

Almost surely, 26423460 is an apocalyptic number.

It is an amenable number.

6423460 is an abundant number, since it is smaller than the sum of its proper divisors (7116500).

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

6423460 is a wasteful number, since it uses less digits than its factorization.

6423460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 6423460 is about 2534.4545764326. The cubic root of 6423460 is about 185.8901343702.

The spelling of 6423460 in words is "six million, four hundred twenty-three thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 397 794 809 1588 1618 1985 3236 3970 4045 7940 8090 16180 321173 642346 1284692 1605865 3211730 6423460