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4212433 = 19221707
BaseRepresentation
bin10000000100011011010001
321221000101001
4100010123101
52034244213
6230142001
750543101
oct20043321
97830331
104212433
112417955
1214b1901
13b46484
147b9201
155831dd
hex4046d1

4212433 has 4 divisors (see below), whose sum is σ = 4434160. Its totient is φ = 3990708.

The previous prime is 4212431. The next prime is 4212437. The reversal of 4212433 is 3342124.

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 4212433 - 21 = 4212431 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: 221707 = 4212433 / (4 + 2 + 1 + 2 + 4 + 3 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4212433.

It is not an unprimeable number, because it can be changed into a prime (4212431) 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, 110835 + ... + 110872.

It is an arithmetic number, because the mean of its divisors is an integer number (1108540).

Almost surely, 24212433 is an apocalyptic number.

It is an amenable number.

4212433 is a deficient number, since it is larger than the sum of its proper divisors (221727).

4212433 is a wasteful number, since it uses less digits than its factorization.

4212433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221726.

The product of its digits is 576, while the sum is 19.

The square root of 4212433 is about 2052.4212530570. The cubic root of 4212433 is about 161.5019121974.

Adding to 4212433 its reverse (3342124), we get a palindrome (7554557).

The spelling of 4212433 in words is "four million, two hundred twelve thousand, four hundred thirty-three".

Divisors: 1 19 221707 4212433