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5221437 = 313235821
BaseRepresentation
bin10011111010110000111101
3100211021110120
4103322300331
52314041222
6303525153
762244564
oct23726075
910737416
105221437
112a46a41
1218b97b9
13110a810
1499cbdb
156d215c
hex4fac3d

5221437 has 16 divisors (see below), whose sum is σ = 7824768. Its totient is φ = 3072960.

The previous prime is 5221399. The next prime is 5221451. The reversal of 5221437 is 7341225.

It is not a de Polignac number, because 5221437 - 26 = 5221373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2014 + ... + 3807.

It is an arithmetic number, because the mean of its divisors is an integer number (489048).

Almost surely, 25221437 is an apocalyptic number.

It is an amenable number.

5221437 is a deficient number, since it is larger than the sum of its proper divisors (2603331).

5221437 is a wasteful number, since it uses less digits than its factorization.

5221437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5860.

The product of its digits is 1680, while the sum is 24.

The square root of 5221437 is about 2285.0463890258. The cubic root of 5221437 is about 173.4855660464.

The spelling of 5221437 in words is "five million, two hundred twenty-one thousand, four hundred thirty-seven".

Divisors: 1 3 13 23 39 69 299 897 5821 17463 75673 133883 227019 401649 1740479 5221437