53630413 has 4 divisors (see below), whose sum is σ = 53688348. Its totient is φ = 53572480.

The previous prime is 53630389. The next prime is 53630429. The reversal of 53630413 is 31403635.

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 38900169 + 14730244 = 6237^2 + 3838^2 .

It is a cyclic number.

It is not a de Polignac number, because 53630413 - 2²⁵ = 20075981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53630443) 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, 27556 + ... + 29437.

It is an arithmetic number, because the mean of its divisors is an integer number (13422087).

Almost surely, 2^53630413 is an apocalyptic number.

It is an amenable number.

53630413 is a deficient number, since it is larger than the sum of its proper divisors (57935).

53630413 is an equidigital number, since it uses as much as digits as its factorization.

53630413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57934.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 53630413 is about 7323.2788421581. The cubic root of 53630413 is about 377.1120245343.

The spelling of 53630413 in words is "fifty-three million, six hundred thirty thousand, four hundred thirteen".