4054609 has 8 divisors (see below), whose sum is σ = 4438952. Its totient is φ = 3680640.

The previous prime is 4054607. The next prime is 4054621. The reversal of 4054609 is 9064504.

It can be written as a sum of positive squares in 4 ways, for example, as 760384 + 3294225 = 872^2 + 1815^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4054609 - 2¹ = 4054607 is a prime.

It is a Duffinian number.

4054609 is a lucky number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (4054607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764 + ... + 3349.

It is an arithmetic number, because the mean of its divisors is an integer number (554869).

Almost surely, 2^4054609 is an apocalyptic number.

It is an amenable number.

4054609 is a deficient number, since it is larger than the sum of its proper divisors (384343).

4054609 is a wasteful number, since it uses less digits than its factorization.

4054609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5187.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 4054609 is about 2013.6059693992. The cubic root of 4054609 is about 159.4592290389.

The spelling of 4054609 in words is "four million, fifty-four thousand, six hundred nine".