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8222041 = 19643673
BaseRepresentation
bin11111010111010101011001
3120110201112001
4133113111121
54101101131
6452121001
7126612652
oct37272531
916421461
108222041
114706383
122906161
13191b519
141140529
15ac6261
hex7d7559

8222041 has 8 divisors (see below), whose sum is σ = 8681120. Its totient is φ = 7765632.

The previous prime is 8222009. The next prime is 8222047. The reversal of 8222041 is 1402228.

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 8222041 - 25 = 8222009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8222047) 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, 11881 + ... + 12553.

It is an arithmetic number, because the mean of its divisors is an integer number (1085140).

Almost surely, 28222041 is an apocalyptic number.

8222041 is the 1656-th hex number.

It is an amenable number.

8222041 is a deficient number, since it is larger than the sum of its proper divisors (459079).

8222041 is a wasteful number, since it uses less digits than its factorization.

8222041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 8222041 is about 2867.4101555236. The cubic root of 8222041 is about 201.8334820222.

Adding to 8222041 its reverse (1402228), we get a palindrome (9624269).

The spelling of 8222041 in words is "eight million, two hundred twenty-two thousand, forty-one".

Divisors: 1 19 643 673 12217 12787 432739 8222041