4053631 has 4 divisors (see below), whose sum is σ = 4267000. Its totient is φ = 3840264.

The previous prime is 4053613. The next prime is 4053641. The reversal of 4053631 is 1363504.

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

It is a cyclic number.

It is not a de Polignac number, because 4053631 - 2⁷ = 4053503 is a prime.

It is a super-2 number, since 2×4053631² = 32863848568322, which contains 22 as substring.

It is a Duffinian number.

4053631 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4053611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106656 + ... + 106693.

It is an arithmetic number, because the mean of its divisors is an integer number (1066750).

Almost surely, 2^4053631 is an apocalyptic number.

4053631 is a deficient number, since it is larger than the sum of its proper divisors (213369).

4053631 is a wasteful number, since it uses less digits than its factorization.

4053631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213368.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 4053631 is about 2013.3631068439. The cubic root of 4053631 is about 159.4464071148.

The spelling of 4053631 in words is "four million, fifty-three thousand, six hundred thirty-one".