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2045214 = 232113623
BaseRepresentation
bin111110011010100011110
310211220111200
413303110132
51010421324
6111500330
723245503
oct7632436
93756450
102045214
111177666
128276a6
13567bb2
143b34aa
152a5ec9
hex1f351e

2045214 has 12 divisors (see below), whose sum is σ = 4431336. Its totient is φ = 681732.

The previous prime is 2045213. The next prime is 2045311. The reversal of 2045214 is 4125402.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 113623 = 2045214 / (2 + 0 + 4 + 5 + 2 + 1 + 4).

It is a zygodrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56794 + ... + 56829.

It is an arithmetic number, because the mean of its divisors is an integer number (369278).

22045214 is an apocalyptic number.

2045214 is an abundant number, since it is smaller than the sum of its proper divisors (2386122).

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

2045214 is a wasteful number, since it uses less digits than its factorization.

2045214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113631 (or 113628 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 2045214 is about 1430.1097859955. The cubic root of 2045214 is about 126.9344733992.

The spelling of 2045214 in words is "two million, forty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 113623 227246 340869 681738 1022607 2045214