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4057441 = 17238673
BaseRepresentation
bin1111011110100101100001
321122010202121
433132211201
52014314231
6222544241
746326163
oct17364541
97563677
104057441
112321463
121438081
13ac0a6b
14778933
15552311
hex3de961

4057441 has 4 divisors (see below), whose sum is σ = 4296132. Its totient is φ = 3818752.

The previous prime is 4057423. The next prime is 4057451. The reversal of 4057441 is 1447504.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3721041 + 336400 = 1929^2 + 580^2 .

It is a cyclic number.

It is not a de Polignac number, because 4057441 - 25 = 4057409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4057451) 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 3 ways as a sum of consecutive naturals, for example, 119320 + ... + 119353.

It is an arithmetic number, because the mean of its divisors is an integer number (1074033).

Almost surely, 24057441 is an apocalyptic number.

It is an amenable number.

4057441 is a deficient number, since it is larger than the sum of its proper divisors (238691).

4057441 is a wasteful number, since it uses less digits than its factorization.

4057441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238690.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 4057441 is about 2014.3090626813. The cubic root of 4057441 is about 159.4963459297.

The spelling of 4057441 in words is "four million, fifty-seven thousand, four hundred forty-one".

Divisors: 1 17 238673 4057441