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73628 = 2279233
BaseRepresentation
bin10001111110011100
310201222222
4101332130
54324003
61324512
7424442
oct217634
9121888
1073628
1150355
1236738
1327689
141cb92
1516c38
hex11f9c

73628 has 12 divisors (see below), whose sum is σ = 131040. Its totient is φ = 36192.

The previous prime is 73613. The next prime is 73637. The reversal of 73628 is 82637.

It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 73597 and 73606.

It is a congruent number.

It is an unprimeable number.

73628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200 + ... + 432.

It is an arithmetic number, because the mean of its divisors is an integer number (10920).

273628 is an apocalyptic number.

It is an amenable number.

73628 is a deficient number, since it is larger than the sum of its proper divisors (57412).

73628 is a wasteful number, since it uses less digits than its factorization.

73628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 314 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 73628 is about 271.3447991025. The cubic root of 73628 is about 41.9128958204.

Subtracting 73628 from its reverse (82637), we obtain a palindrome (9009).

The spelling of 73628 in words is "seventy-three thousand, six hundred twenty-eight".

Divisors: 1 2 4 79 158 233 316 466 932 18407 36814 73628