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4026449 = 72389281
BaseRepresentation
bin1111010111000001010001
321120120020202
433113001101
52012321244
6222144545
746136630
oct17270121
97516222
104026449
112300149
121422155
13aac91b
1476b517
1554804e
hex3d7051

4026449 has 16 divisors (see below), whose sum is σ = 4872960. Its totient is φ = 3252480.

The previous prime is 4026437. The next prime is 4026469. The reversal of 4026449 is 9446204.

4026449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4026449 - 28 = 4026193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4026409) 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, 14189 + ... + 14469.

It is an arithmetic number, because the mean of its divisors is an integer number (304560).

Almost surely, 24026449 is an apocalyptic number.

It is an amenable number.

4026449 is a deficient number, since it is larger than the sum of its proper divisors (846511).

4026449 is a wasteful number, since it uses less digits than its factorization.

4026449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 4026449 is about 2006.6013555263. The cubic root of 4026449 is about 159.0892132806.

The spelling of 4026449 in words is "four million, twenty-six thousand, four hundred forty-nine".

Divisors: 1 7 23 89 161 281 623 1967 2047 6463 14329 25009 45241 175063 575207 4026449