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2122876 = 227210831
BaseRepresentation
bin1000000110010001111100
310222212001001
420012101330
51020413001
6113300044
724021100
oct10062174
93885031
102122876
11121aa48
12864624
13594352
143d3900
152be001
hex20647c

2122876 has 18 divisors (see below), whose sum is σ = 4321968. Its totient is φ = 909720.

The previous prime is 2122873. The next prime is 2122921. The reversal of 2122876 is 6782212.

It is a super-2 number, since 2×21228762 = 9013205022752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122873) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5220 + ... + 5611.

22122876 is an apocalyptic number.

It is an amenable number.

2122876 is an abundant number, since it is smaller than the sum of its proper divisors (2199092).

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

2122876 is a wasteful number, since it uses less digits than its factorization.

2122876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10849 (or 10840 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 2122876 is about 1457.0092655848. The cubic root of 2122876 is about 128.5212307273.

The spelling of 2122876 in words is "two million, one hundred twenty-two thousand, eight hundred seventy-six".

Divisors: 1 2 4 7 14 28 49 98 196 10831 21662 43324 75817 151634 303268 530719 1061438 2122876