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2065384 = 23258173
BaseRepresentation
bin111111000001111101000
310212221011201
413320033220
51012043014
6112133544
723361346
oct7701750
93787151
102065384
111190832
128372b4
13574129
143ba996
152abe74
hex1f83e8

2065384 has 8 divisors (see below), whose sum is σ = 3872610. Its totient is φ = 1032688.

The previous prime is 2065379. The next prime is 2065387. The reversal of 2065384 is 4835602.

It can be written as a sum of positive squares in only one way, i.e., 1988100 + 77284 = 1410^2 + 278^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×20653842 = 8531622134912, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 25 + 0 + 66 + 59 + 33 + 8 + 48 .

It is not an unprimeable number, because it can be changed into a prime (2065387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129079 + ... + 129094.

22065384 is an apocalyptic number.

It is an amenable number.

2065384 is a deficient number, since it is larger than the sum of its proper divisors (1807226).

2065384 is a wasteful number, since it uses less digits than its factorization.

2065384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258179 (or 258175 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2065384 is about 1437.1443907973. The cubic root of 2065384 is about 127.3503871119.

The spelling of 2065384 in words is "two million, sixty-five thousand, three hundred eighty-four".

Divisors: 1 2 4 8 258173 516346 1032692 2065384