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2114919 = 321723601
BaseRepresentation
bin1000000100010101100111
310222110010100
420010111213
51020134134
6113155143
723655642
oct10042547
93873110
102114919
111214a74
1285bab3
13590841
143d0a59
152bb999
hex204567

2114919 has 24 divisors (see below), whose sum is σ = 3380832. Its totient is φ = 1267200.

The previous prime is 2114897. The next prime is 2114933. The reversal of 2114919 is 9194112.

It is not a de Polignac number, because 2114919 - 25 = 2114887 is a prime.

It is a super-2 number, since 2×21149192 = 8945764753122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2114892 and 2114901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114969) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3219 + ... + 3819.

It is an arithmetic number, because the mean of its divisors is an integer number (140868).

22114919 is an apocalyptic number.

2114919 is a deficient number, since it is larger than the sum of its proper divisors (1265913).

2114919 is a wasteful number, since it uses less digits than its factorization.

2114919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647 (or 644 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 2114919 is about 1454.2761085846. The cubic root of 2114919 is about 128.3604545292.

It can be divided in two parts, 2 and 114919, that added together give a square (114921 = 3392).

The spelling of 2114919 in words is "two million, one hundred fourteen thousand, nine hundred nineteen".

Divisors: 1 3 9 17 23 51 69 153 207 391 601 1173 1803 3519 5409 10217 13823 30651 41469 91953 124407 234991 704973 2114919