Search a number
-
+
422149 = 7134639
BaseRepresentation
bin1100111000100000101
3210110002011
41213010011
5102002044
613014221
73405520
oct1470405
9713064
10422149
11269192
12184371
1311a1c0
14adbb7
1585134
hex67105

422149 has 8 divisors (see below), whose sum is σ = 519680. Its totient is φ = 333936.

The previous prime is 422141. The next prime is 422183. The reversal of 422149 is 941224.

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 422149 - 23 = 422141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422141) 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, 2229 + ... + 2410.

It is an arithmetic number, because the mean of its divisors is an integer number (64960).

2422149 is an apocalyptic number.

It is an amenable number.

422149 is a deficient number, since it is larger than the sum of its proper divisors (97531).

422149 is a wasteful number, since it uses less digits than its factorization.

422149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4659.

The product of its digits is 576, while the sum is 22.

The square root of 422149 is about 649.7299438998. The cubic root of 422149 is about 75.0162335231.

The spelling of 422149 in words is "four hundred twenty-two thousand, one hundred forty-nine".

Divisors: 1 7 13 91 4639 32473 60307 422149