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4223901 = 311127997
BaseRepresentation
bin10000000111001110011101
321221121002210
4100013032131
52040131101
6230311033
750621403
oct20071635
97847083
104223901
112425530
1214b8479
13b4b766
147bd473
155867d6
hex40739d

4223901 has 8 divisors (see below), whose sum is σ = 6143904. Its totient is φ = 2559920.

The previous prime is 4223897. The next prime is 4223903. The reversal of 4223901 is 1093224.

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

It is not a de Polignac number, because 4223901 - 22 = 4223897 is a prime.

4223901 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63966 + ... + 64031.

It is an arithmetic number, because the mean of its divisors is an integer number (767988).

Almost surely, 24223901 is an apocalyptic number.

It is an amenable number.

4223901 is a deficient number, since it is larger than the sum of its proper divisors (1920003).

4223901 is a wasteful number, since it uses less digits than its factorization.

4223901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128011.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 4223901 is about 2055.2131276342. The cubic root of 4223901 is about 161.6483379275.

The spelling of 4223901 in words is "four million, two hundred twenty-three thousand, nine hundred one".

Divisors: 1 3 11 33 127997 383991 1407967 4223901