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6423893 = 76713697
BaseRepresentation
bin11000100000010101010101
3110002100220222
4120200111111
53121031033
6345404125
7105413360
oct30402525
913070828
106423893
113698403
122199645
13143bc28
14bd30d7
1586d598
hex620555

6423893 has 8 divisors (see below), whose sum is σ = 7451712. Its totient is φ = 5423616.

The previous prime is 6423889. The next prime is 6423917. The reversal of 6423893 is 3983246.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 6423893 - 22 = 6423889 is a prime.

It is a d-powerful number, because it can be written as 65 + 411 + 2 + 310 + 87 + 94 + 310 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6380 + ... + 7317.

It is an arithmetic number, because the mean of its divisors is an integer number (931464).

Almost surely, 26423893 is an apocalyptic number.

It is an amenable number.

6423893 is a deficient number, since it is larger than the sum of its proper divisors (1027819).

6423893 is a wasteful number, since it uses less digits than its factorization.

6423893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13771.

The product of its digits is 31104, while the sum is 35.

The square root of 6423893 is about 2534.5399977116. The cubic root of 6423893 is about 185.8943111752.

The spelling of 6423893 in words is "six million, four hundred twenty-three thousand, eight hundred ninety-three".

Divisors: 1 7 67 469 13697 95879 917699 6423893