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74214214 = 21715713903
BaseRepresentation
bin1000110110001…
…10101101000110
312011122110202121
410123012231012
5122444323324
611210400154
71560544654
oct433065506
9164573677
1074214214
113898a268
1220a3005a
13124b5a49
149bdbdd4
1567ae5e4
hex46c6b46

74214214 has 16 divisors (see below), whose sum is σ = 118628928. Its totient is φ = 34699392.

The previous prime is 74214211. The next prime is 74214221. The reversal of 74214214 is 41241247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74214211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1614 + ... + 12289.

It is an arithmetic number, because the mean of its divisors is an integer number (7414308).

Almost surely, 274214214 is an apocalyptic number.

74214214 is a deficient number, since it is larger than the sum of its proper divisors (44414714).

74214214 is a wasteful number, since it uses less digits than its factorization.

74214214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14079.

The product of its digits is 1792, while the sum is 25.

The square root of 74214214 is about 8614.7672052122. The cubic root of 74214214 is about 420.2383643166.

The spelling of 74214214 in words is "seventy-four million, two hundred fourteen thousand, two hundred fourteen".

Divisors: 1 2 17 34 157 314 2669 5338 13903 27806 236351 472702 2182771 4365542 37107107 74214214