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74806 = 2113331
BaseRepresentation
bin10010010000110110
310210121121
4102100312
54343211
61334154
7431044
oct222066
9123547
1074806
1151226
123735a
1328084
141d394
1517271
hex12436

74806 has 8 divisors (see below), whose sum is σ = 113544. Its totient is φ = 36960.

The previous prime is 74797. The next prime is 74821. The reversal of 74806 is 60847.

74806 is nontrivially palindromic in base 15.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

74806 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 (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61 + ... + 391.

It is an arithmetic number, because the mean of its divisors is an integer number (14193).

274806 is an apocalyptic number.

74806 is a deficient number, since it is larger than the sum of its proper divisors (38738).

74806 is a wasteful number, since it uses less digits than its factorization.

74806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 74806 is about 273.5068554899. The cubic root of 74806 is about 42.1352405491.

The spelling of 74806 in words is "seventy-four thousand, eight hundred six".

Divisors: 1 2 113 226 331 662 37403 74806