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22419041 = 85926099
BaseRepresentation
bin101010110000…
…1011001100001
31120012000010212
41111201121201
521214402131
62120303505
7361362431
oct125413141
946160125
1022419041
1111722837
127611b95
13484c508
142d982c1
151e7ca2b
hex1561661

22419041 has 4 divisors (see below), whose sum is σ = 22446000. Its totient is φ = 22392084.

The previous prime is 22419037. The next prime is 22419079. The reversal of 22419041 is 14091422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22419041 - 22 = 22419037 is a prime.

It is a super-2 number, since 2×224190412 = 1005226798719362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22418998 and 22419016.

It is not an unprimeable number, because it can be changed into a prime (22419841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12191 + ... + 13908.

It is an arithmetic number, because the mean of its divisors is an integer number (5611500).

Almost surely, 222419041 is an apocalyptic number.

It is an amenable number.

22419041 is a deficient number, since it is larger than the sum of its proper divisors (26959).

22419041 is an equidigital number, since it uses as much as digits as its factorization.

22419041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26958.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 22419041 is about 4734.8749719502. The cubic root of 22419041 is about 281.9718002417.

The spelling of 22419041 in words is "twenty-two million, four hundred nineteen thousand, forty-one".

Divisors: 1 859 26099 22419041