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421896 = 23317579
BaseRepresentation
bin1100111000000001000
3210102201210
41213000020
5102000041
613013120
73405006
oct1470010
9712653
10421896
11268a82
121841a0
1311a057
14ada76
1585016
hex67008

421896 has 16 divisors (see below), whose sum is σ = 1054800. Its totient is φ = 140624.

The previous prime is 421891. The next prime is 421907. The reversal of 421896 is 698124.

421896 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (421891) 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, 8766 + ... + 8813.

It is an arithmetic number, because the mean of its divisors is an integer number (65925).

2421896 is an apocalyptic number.

It is an amenable number.

421896 is an abundant number, since it is smaller than the sum of its proper divisors (632904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421896 is a wasteful number, since it uses less digits than its factorization.

421896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17588 (or 17584 counting only the distinct ones).

The product of its digits is 3456, while the sum is 30.

The square root of 421896 is about 649.5352184447. The cubic root of 421896 is about 75.0012444238.

It can be divided in two parts, 42189 and 6, that added together give a triangular number (42195 = T290).

The spelling of 421896 in words is "four hundred twenty-one thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 17579 35158 52737 70316 105474 140632 210948 421896