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2195385 = 35146359
BaseRepresentation
bin1000010111111110111001
311010112111120
420113332321
51030223020
6115015453
724442353
oct10277671
94115446
102195385
11126a475
1289a589
135bb35a
144120d3
152d5740
hex217fb9

2195385 has 8 divisors (see below), whose sum is σ = 3512640. Its totient is φ = 1170864.

The previous prime is 2195383. The next prime is 2195399. The reversal of 2195385 is 5835912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2195385 - 21 = 2195383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2195381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73165 + ... + 73194.

It is an arithmetic number, because the mean of its divisors is an integer number (439080).

22195385 is an apocalyptic number.

It is an amenable number.

2195385 is a deficient number, since it is larger than the sum of its proper divisors (1317255).

2195385 is a wasteful number, since it uses less digits than its factorization.

2195385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146367.

The product of its digits is 10800, while the sum is 33.

The square root of 2195385 is about 1481.6831645126. The cubic root of 2195385 is about 129.9681381482.

The spelling of 2195385 in words is "two million, one hundred ninety-five thousand, three hundred eighty-five".

Divisors: 1 3 5 15 146359 439077 731795 2195385