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74306226 = 2319651809
BaseRepresentation
bin1000110110111…
…01001010110010
312011211010222110
410123131022302
5123010244401
611212350150
71561410141
oct433351262
9164733873
1074306226
1138a42405
1220a75356
13125188a7
149c23758
1567cb9d6
hex46dd2b2

74306226 has 16 divisors (see below), whose sum is σ = 156434400. Its totient is φ = 23465088.

The previous prime is 74306209. The next prime is 74306237. The reversal of 74306226 is 62260347.

It is a junction number, because it is equal to n+sod(n) for n = 74306193 and 74306202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325791 + ... + 326018.

It is an arithmetic number, because the mean of its divisors is an integer number (9777150).

Almost surely, 274306226 is an apocalyptic number.

74306226 is an abundant number, since it is smaller than the sum of its proper divisors (82128174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74306226 is a wasteful number, since it uses less digits than its factorization.

74306226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651833.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 74306226 is about 8620.1059158226. The cubic root of 74306226 is about 420.4119653979.

The spelling of 74306226 in words is "seventy-four million, three hundred six thousand, two hundred twenty-six".

Divisors: 1 2 3 6 19 38 57 114 651809 1303618 1955427 3910854 12384371 24768742 37153113 74306226