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22134007 = 73162001
BaseRepresentation
bin101010001101…
…1110011110111
31112122112011001
41110123303313
521131242012
62110224131
7356064430
oct124336367
945575131
1022134007
1111548675
1274b5047
13477c85c
142d22487
151e23357
hex151bcf7

22134007 has 4 divisors (see below), whose sum is σ = 25296016. Its totient is φ = 18972000.

The previous prime is 22134001. The next prime is 22134011. The reversal of 22134007 is 70043122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70043122 = 235021561.

It is a cyclic number.

It is not a de Polignac number, because 22134007 - 23 = 22133999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134001) 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, 1580994 + ... + 1581007.

It is an arithmetic number, because the mean of its divisors is an integer number (6324004).

Almost surely, 222134007 is an apocalyptic number.

22134007 is a deficient number, since it is larger than the sum of its proper divisors (3162009).

22134007 is an equidigital number, since it uses as much as digits as its factorization.

22134007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3162008.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 22134007 is about 4704.6792664325. The cubic root of 22134007 is about 280.7717104140.

Adding to 22134007 its reverse (70043122), we get a palindrome (92177129).

The spelling of 22134007 in words is "twenty-two million, one hundred thirty-four thousand, seven".

Divisors: 1 7 3162001 22134007