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2386081 = 3736397
BaseRepresentation
bin1001000110100010100001
311111020002101
421012202201
51102323311
6123050401
726165335
oct11064241
94436071
102386081
11138a775
12970a01
136570a9
144617c5
15321ec1
hex2468a1

2386081 has 4 divisors (see below), whose sum is σ = 2392852. Its totient is φ = 2379312.

The previous prime is 2386079. The next prime is 2386099. The reversal of 2386081 is 1806832.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 467856 + 1918225 = 684^2 + 1385^2 .

It is a cyclic number.

It is not a de Polignac number, because 2386081 - 21 = 2386079 is a prime.

It is a super-2 number, since 2×23860812 = 11386765077122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2386031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2826 + ... + 3571.

It is an arithmetic number, because the mean of its divisors is an integer number (598213).

22386081 is an apocalyptic number.

It is an amenable number.

2386081 is a deficient number, since it is larger than the sum of its proper divisors (6771).

2386081 is an equidigital number, since it uses as much as digits as its factorization.

2386081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6770.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2386081 is about 1544.6944681716. The cubic root of 2386081 is about 133.6272592196.

The spelling of 2386081 in words is "two million, three hundred eighty-six thousand, eighty-one".

Divisors: 1 373 6397 2386081