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2267138 = 23730637
BaseRepresentation
bin1000101001100000000010
311021011221002
420221200002
51040022023
6120332002
725161506
oct10514002
94234832
102267138
111309375
12914002
13614c03
14430306
152ebb28
hex229802

2267138 has 8 divisors (see below), whose sum is σ = 3492732. Its totient is φ = 1102896.

The previous prime is 2267131. The next prime is 2267141. The reversal of 2267138 is 8317622.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1723969 + 543169 = 1313^2 + 737^2 .

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

It is a super-2 number, since 2×22671382 = 10279829422088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2267138.

It is not an unprimeable number, because it can be changed into a prime (2267131) 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, 15245 + ... + 15392.

22267138 is an apocalyptic number.

2267138 is a deficient number, since it is larger than the sum of its proper divisors (1225594).

2267138 is a wasteful number, since it uses less digits than its factorization.

2267138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30676.

The product of its digits is 4032, while the sum is 29.

The square root of 2267138 is about 1505.7018297126. The cubic root of 2267138 is about 131.3689268251.

The spelling of 2267138 in words is "two million, two hundred sixty-seven thousand, one hundred thirty-eight".

Divisors: 1 2 37 74 30637 61274 1133569 2267138