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2307069 = 3385447
BaseRepresentation
bin1000110011001111111101
311100012201000
420303033331
51042311234
6121240513
725416102
oct10631775
94305630
102307069
111336376
12933139
1362a13b
14440aa9
15308899
hex2333fd

2307069 has 8 divisors (see below), whose sum is σ = 3417920. Its totient is φ = 1538028.

The previous prime is 2307059. The next prime is 2307073. The reversal of 2307069 is 9607032.

It is not a de Polignac number, because 2307069 - 217 = 2175997 is a prime.

It is a super-2 number, since 2×23070692 = 10645134741522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 85447 = 2307069 / (2 + 3 + 0 + 7 + 0 + 6 + 9).

It is a Duffinian number.

It is a Curzon number.

2307069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2307059) 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, 42697 + ... + 42750.

It is an arithmetic number, because the mean of its divisors is an integer number (427240).

22307069 is an apocalyptic number.

It is an amenable number.

2307069 is a deficient number, since it is larger than the sum of its proper divisors (1110851).

2307069 is an equidigital number, since it uses as much as digits as its factorization.

2307069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85456 (or 85450 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 2307069 is about 1518.9038810932. The cubic root of 2307069 is about 132.1357075404.

The spelling of 2307069 in words is "two million, three hundred seven thousand, sixty-nine".

Divisors: 1 3 9 27 85447 256341 769023 2307069