53646541 has 4 divisors (see below), whose sum is σ = 57773212. Its totient is φ = 49519872.

The previous prime is 53646533. The next prime is 53646569. The reversal of 53646541 is 14564635.

53646541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23561316 + 30085225 = 4854^2 + 5485^2 .

It is a cyclic number.

It is not a de Polignac number, because 53646541 - 2³ = 53646533 is a prime.

It is a super-2 number, since 2×53646541² = 5755902722529362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53646497 and 53646506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53646521) 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, 2063316 + ... + 2063341.

It is an arithmetic number, because the mean of its divisors is an integer number (14443303).

Almost surely, 2^53646541 is an apocalyptic number.

It is an amenable number.

53646541 is a deficient number, since it is larger than the sum of its proper divisors (4126671).

53646541 is a wasteful number, since it uses less digits than its factorization.

53646541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126670.

The product of its digits is 43200, while the sum is 34.

The square root of 53646541 is about 7324.3799054937. The cubic root of 53646541 is about 377.1498230695.

The spelling of 53646541 in words is "fifty-three million, six hundred forty-six thousand, five hundred forty-one".