Search a number
-
+
2330407 = 19122653
BaseRepresentation
bin1000111000111100100111
311101101201101
420320330213
51044033112
6121540531
725544122
oct10707447
94341641
102330407
111351962
12944747
13637951
144493b9
15310757
hex238f27

2330407 has 4 divisors (see below), whose sum is σ = 2453080. Its totient is φ = 2207736.

The previous prime is 2330389. The next prime is 2330413. The reversal of 2330407 is 7040332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2330407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 122653 = 2330407 / (2 + 3 + 3 + 0 + 4 + 0 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2333407) 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, 61308 + ... + 61345.

It is an arithmetic number, because the mean of its divisors is an integer number (613270).

22330407 is an apocalyptic number.

2330407 is a deficient number, since it is larger than the sum of its proper divisors (122673).

2330407 is a wasteful number, since it uses less digits than its factorization.

2330407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122672.

The product of its (nonzero) digits is 504, while the sum is 19.

The square root of 2330407 is about 1526.5670637086. The cubic root of 2330407 is about 132.5797692208.

Adding to 2330407 its reverse (7040332), we get a palindrome (9370739).

The spelling of 2330407 in words is "two million, three hundred thirty thousand, four hundred seven".

Divisors: 1 19 122653 2330407