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422885 = 5831019
BaseRepresentation
bin1100111001111100101
3210111002102
41213033211
5102013020
613021445
73410621
oct1471745
9714072
10422885
112697a1
12184885
1311a638
14b0181
1585475
hex673e5

422885 has 8 divisors (see below), whose sum is σ = 514080. Its totient is φ = 333904.

The previous prime is 422881. The next prime is 422893. The reversal of 422885 is 588224.

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 422885 - 22 = 422881 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 422885.

It is not an unprimeable number, because it can be changed into a prime (422881) 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, 95 + ... + 924.

It is an arithmetic number, because the mean of its divisors is an integer number (64260).

2422885 is an apocalyptic number.

It is an amenable number.

422885 is a deficient number, since it is larger than the sum of its proper divisors (91195).

422885 is a wasteful number, since it uses less digits than its factorization.

422885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107.

The product of its digits is 5120, while the sum is 29.

The square root of 422885 is about 650.2960864099. The cubic root of 422885 is about 75.0598041520.

The spelling of 422885 in words is "four hundred twenty-two thousand, eight hundred eighty-five".

Divisors: 1 5 83 415 1019 5095 84577 422885