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2258069 = 111031993
BaseRepresentation
bin1000100111010010010101
311020201111012
420213102111
51034224234
6120222005
725123202
oct10472225
94221435
102258069
111302580
1290a905
13610a48
1442aca9
152e90ce
hex227495

2258069 has 8 divisors (see below), whose sum is σ = 2488512. Its totient is φ = 2031840.

The previous prime is 2258041. The next prime is 2258083. The reversal of 2258069 is 9608522.

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

It is a cyclic number.

It is not a de Polignac number, because 2258069 - 28 = 2257813 is a prime.

It is a super-2 number, since 2×22580692 = 10197751217522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2258029) 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, 137 + ... + 2129.

It is an arithmetic number, because the mean of its divisors is an integer number (311064).

22258069 is an apocalyptic number.

It is an amenable number.

2258069 is a deficient number, since it is larger than the sum of its proper divisors (230443).

2258069 is a wasteful number, since it uses less digits than its factorization.

2258069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2258069 is about 1502.6872595454. The cubic root of 2258069 is about 131.1935255146.

The spelling of 2258069 in words is "two million, two hundred fifty-eight thousand, sixty-nine".

Divisors: 1 11 103 1133 1993 21923 205279 2258069