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5221911 = 32397283
BaseRepresentation
bin10011111010111000010111
3100211022010010
4103322320113
52314100121
6303531303
762246142
oct23727027
910738103
105221911
112a47332
1218b9b33
13110aab6
1499d059
156d2376
hex4fae17

5221911 has 8 divisors (see below), whose sum is σ = 6992640. Its totient is φ = 3466232.

The previous prime is 5221891. The next prime is 5221927. The reversal of 5221911 is 1191225.

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 5221911 - 29 = 5221399 is a prime.

5221911 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221211) 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, 2925 + ... + 4358.

It is an arithmetic number, because the mean of its divisors is an integer number (874080).

Almost surely, 25221911 is an apocalyptic number.

5221911 is a deficient number, since it is larger than the sum of its proper divisors (1770729).

5221911 is a wasteful number, since it uses less digits than its factorization.

5221911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7525.

The product of its digits is 180, while the sum is 21.

The square root of 5221911 is about 2285.1501044789. The cubic root of 5221911 is about 173.4908155381.

The spelling of 5221911 in words is "five million, two hundred twenty-one thousand, nine hundred eleven".

Divisors: 1 3 239 717 7283 21849 1740637 5221911