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4897869 = 31632623
BaseRepresentation
bin10010101011110001001101
3100012211121120
4102223301031
52223212434
6252551153
756426334
oct22536115
910184546
104897869
112845929
1217824b9
131026462
14916d1b
1566b349
hex4abc4d

4897869 has 4 divisors (see below), whose sum is σ = 6530496. Its totient is φ = 3265244.

The previous prime is 4897861. The next prime is 4897891. The reversal of 4897869 is 9687984.

It is a happy number.

4897869 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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 4897869 - 23 = 4897861 is a prime.

It is a super-2 number, since 2×48978692 = 47978241482322, which contains 22 as substring.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4897861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 816309 + ... + 816314.

It is an arithmetic number, because the mean of its divisors is an integer number (1632624).

Almost surely, 24897869 is an apocalyptic number.

It is an amenable number.

4897869 is a deficient number, since it is larger than the sum of its proper divisors (1632627).

4897869 is a wasteful number, since it uses less digits than its factorization.

4897869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632626.

The product of its digits is 870912, while the sum is 51.

The square root of 4897869 is about 2213.1129659373. The cubic root of 4897869 is about 169.8252991919.

The spelling of 4897869 in words is "four million, eight hundred ninety-seven thousand, eight hundred sixty-nine".

Divisors: 1 3 1632623 4897869