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40674342 = 2321613137
BaseRepresentation
bin1001101100101…
…0010000100110
32211112110201010
42123022100212
540403034332
64011443050
71002504042
oct233122046
984473633
1040674342
1120a61265
1211756486
138571777
14558b022
1538869cc
hex26ca426

40674342 has 16 divisors (see below), whose sum is σ = 81412272. Its totient is φ = 13547520.

The previous prime is 40674329. The next prime is 40674343. The reversal of 40674342 is 24347604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40674343) 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 7 ways as a sum of consecutive naturals, for example, 11398 + ... + 14534.

It is an arithmetic number, because the mean of its divisors is an integer number (5088267).

Almost surely, 240674342 is an apocalyptic number.

40674342 is an abundant number, since it is smaller than the sum of its proper divisors (40737930).

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

40674342 is a wasteful number, since it uses less digits than its factorization.

40674342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303.

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 40674342 is about 6377.6439223274. The cubic root of 40674342 is about 343.9063371737.

The spelling of 40674342 in words is "forty million, six hundred seventy-four thousand, three hundred forty-two".

Divisors: 1 2 3 6 2161 3137 4322 6274 6483 9411 12966 18822 6779057 13558114 20337171 40674342