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3742297 = 1319109139
BaseRepresentation
bin1110010001101001011001
321001010110121
432101221121
51424223142
6212113241
743544326
oct16215131
97033417
103742297
112126709
121305821
13a104a0
146d5b4d
154ddc67
hex391a59

3742297 has 16 divisors (see below), whose sum is σ = 4312000. Its totient is φ = 3219264.

The previous prime is 3742283. The next prime is 3742301. The reversal of 3742297 is 7922473.

3742297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3742297 - 219 = 3218009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3742237) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 26854 + ... + 26992.

It is an arithmetic number, because the mean of its divisors is an integer number (269500).

Almost surely, 23742297 is an apocalyptic number.

It is an amenable number.

3742297 is a deficient number, since it is larger than the sum of its proper divisors (569703).

3742297 is a wasteful number, since it uses less digits than its factorization.

3742297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280.

The product of its digits is 21168, while the sum is 34.

The square root of 3742297 is about 1934.5017446361. The cubic root of 3742297 is about 155.2551745453.

The spelling of 3742297 in words is "three million, seven hundred forty-two thousand, two hundred ninety-seven".

Divisors: 1 13 19 109 139 247 1417 1807 2071 2641 15151 26923 34333 196963 287869 3742297