4054849 has 4 divisors (see below), whose sum is σ = 4058964. Its totient is φ = 4050736.

The previous prime is 4054837. The next prime is 4054873. The reversal of 4054849 is 9484504.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 868624 + 3186225 = 932^2 + 1785^2 .

It is a cyclic number.

It is not a de Polignac number, because 4054849 - 2¹¹ = 4052801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4054879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 399 + ... + 2875.

It is an arithmetic number, because the mean of its divisors is an integer number (1014741).

Almost surely, 2^4054849 is an apocalyptic number.

It is an amenable number.

4054849 is a deficient number, since it is larger than the sum of its proper divisors (4115).

4054849 is a wasteful number, since it uses less digits than its factorization.

4054849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 4054849 is about 2013.6655630963. The cubic root of 4054849 is about 159.4623752083.

The spelling of 4054849 in words is "four million, fifty-four thousand, eight hundred forty-nine".