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2123852 = 222232381
BaseRepresentation
bin1000000110100001001100
310222220101012
420012201030
51020430402
6113304352
724023663
oct10064114
93886335
102123852
111220755
128650b8
13594923
143d3dda
152be452
hex20684c

2123852 has 12 divisors (see below), whose sum is σ = 3734976. Its totient is φ = 1056720.

The previous prime is 2123851. The next prime is 2123867. The reversal of 2123852 is 2583212.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2123851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299 + ... + 2082.

It is an arithmetic number, because the mean of its divisors is an integer number (311248).

22123852 is an apocalyptic number.

It is an amenable number.

2123852 is a deficient number, since it is larger than the sum of its proper divisors (1611124).

2123852 is a wasteful number, since it uses less digits than its factorization.

2123852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608 (or 2606 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 2123852 is about 1457.3441597646. The cubic root of 2123852 is about 128.5409237448.

The spelling of 2123852 in words is "two million, one hundred twenty-three thousand, eight hundred fifty-two".

Divisors: 1 2 4 223 446 892 2381 4762 9524 530963 1061926 2123852