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853428 = 22371119
BaseRepresentation
bin11010000010110110100
31121100200110
43100112310
5204302203
630143020
710153062
oct3202664
91540613
10853428
11533214
12351a70
1323b5b4
14183032
1511cd03
hexd05b4

853428 has 12 divisors (see below), whose sum is σ = 1991360. Its totient is φ = 284472.

The previous prime is 853427. The next prime is 853429. The reversal of 853428 is 824358.

It is an interprime number because it is at equal distance from previous prime (853427) and next prime (853429).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 853395 and 853404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853427) 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, 35548 + ... + 35571.

2853428 is an apocalyptic number.

It is an amenable number.

853428 is an abundant number, since it is smaller than the sum of its proper divisors (1137932).

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

853428 is a wasteful number, since it uses less digits than its factorization.

853428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71126 (or 71124 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

The square root of 853428 is about 923.8116691188. The cubic root of 853428 is about 94.8539954820.

The spelling of 853428 in words is "eight hundred fifty-three thousand, four hundred twenty-eight".

Divisors: 1 2 3 4 6 12 71119 142238 213357 284476 426714 853428