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57226 = 2133171
BaseRepresentation
bin1101111110001010
32220111111
431332022
53312401
61120534
7325561
oct157612
986444
1057226
1139aa4
122914a
1320080
1416bd8
1511e51
hexdf8a

57226 has 16 divisors (see below), whose sum is σ = 96768. Its totient is φ = 25200.

The previous prime is 57223. The next prime is 57241. The reversal of 57226 is 62275.

It is a cake number, because a cake can be divided into 57226 parts by 70 planar cuts.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 57197 and 57206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57221) 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, 771 + ... + 841.

It is an arithmetic number, because the mean of its divisors is an integer number (6048).

257226 is an apocalyptic number.

57226 is a deficient number, since it is larger than the sum of its proper divisors (39542).

57226 is a wasteful number, since it uses less digits than its factorization.

57226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117.

The product of its digits is 840, while the sum is 22.

The square root of 57226 is about 239.2195644173. The cubic root of 57226 is about 38.5358074690.

The spelling of 57226 in words is "fifty-seven thousand, two hundred twenty-six".

Divisors: 1 2 13 26 31 62 71 142 403 806 923 1846 2201 4402 28613 57226