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40674490 = 256196571
BaseRepresentation
bin1001101100101…
…0010010111010
32211112110220121
42123022102322
540403040430
64011443454
71002504343
oct233122272
984473817
1040674490
1120a6138a
121175658a
13857185c
14558b0ca
153886a7a
hex26ca4ba

40674490 has 16 divisors (see below), whose sum is σ = 73343520. Its totient is φ = 16241040.

The previous prime is 40674481. The next prime is 40674499. The reversal of 40674490 is 9447604.

40674490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40674481) and next prime (40674499).

It is not an unprimeable number, because it can be changed into a prime (40674499) 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, 2905 + ... + 9475.

It is an arithmetic number, because the mean of its divisors is an integer number (4583970).

Almost surely, 240674490 is an apocalyptic number.

40674490 is a deficient number, since it is larger than the sum of its proper divisors (32669030).

40674490 is a wasteful number, since it uses less digits than its factorization.

40674490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7197.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 40674490 is about 6377.6555253479. The cubic root of 40674490 is about 343.9067542923.

The spelling of 40674490 in words is "forty million, six hundred seventy-four thousand, four hundred ninety".

Divisors: 1 2 5 10 619 1238 3095 6190 6571 13142 32855 65710 4067449 8134898 20337245 40674490