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124222 = 2719467
BaseRepresentation
bin11110010100111110
320022101211
4132110332
512433342
62355034
71025110
oct362476
9208354
10124222
118536a
125ba7a
1344707
14333b0
1526c17
hex1e53e

124222 has 16 divisors (see below), whose sum is σ = 224640. Its totient is φ = 50328.

The previous prime is 124213. The next prime is 124231. The reversal of 124222 is 222421.

It is an interprime number because it is at equal distance from previous prime (124213) and next prime (124231).

It is a super-2 number, since 2×1242222 = 30862210568, which contains 22 as substring.

124222 is a modest number, since divided by 222 gives 124 as remainder.

It is a congruent number.

It is an unprimeable number.

124222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 33 + ... + 499.

It is an arithmetic number, because the mean of its divisors is an integer number (14040).

2124222 is an apocalyptic number.

124222 is a deficient number, since it is larger than the sum of its proper divisors (100418).

124222 is a wasteful number, since it uses less digits than its factorization.

124222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495.

The product of its digits is 64, while the sum is 13.

The square root of 124222 is about 352.4514150915. The cubic root of 124222 is about 49.8960507073.

Adding to 124222 its reverse (222421), we get a palindrome (346643).

The spelling of 124222 in words is "one hundred twenty-four thousand, two hundred twenty-two", and thus it is an iban number.

Divisors: 1 2 7 14 19 38 133 266 467 934 3269 6538 8873 17746 62111 124222