4051801 has 4 divisors (see below), whose sum is σ = 4363492. Its totient is φ = 3740112.

The previous prime is 4051781. The next prime is 4051813. The reversal of 4051801 is 1081504.

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 2322576 + 1729225 = 1524^2 + 1315^2 .

It is a cyclic number.

It is not a de Polignac number, because 4051801 - 2¹¹ = 4049753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4051891) 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, 155826 + ... + 155851.

It is an arithmetic number, because the mean of its divisors is an integer number (1090873).

Almost surely, 2^4051801 is an apocalyptic number.

It is an amenable number.

4051801 is a deficient number, since it is larger than the sum of its proper divisors (311691).

4051801 is a wasteful number, since it uses less digits than its factorization.

4051801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311690.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 4051801 is about 2012.9085920627. The cubic root of 4051801 is about 159.4224096300.

The spelling of 4051801 in words is "four million, fifty-one thousand, eight hundred one".