53040635 has 4 divisors (see below), whose sum is σ = 63648768. Its totient is φ = 42432504.

The previous prime is 53040619. The next prime is 53040641. The reversal of 53040635 is 53604035.

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 53040635 - 2⁴ = 53040619 is a prime.

It is a super-2 number, since 2×53040635² = 5626617922406450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5304059 + ... + 5304068.

It is an arithmetic number, because the mean of its divisors is an integer number (15912192).

Almost surely, 2^53040635 is an apocalyptic number.

53040635 is a deficient number, since it is larger than the sum of its proper divisors (10608133).

53040635 is a wasteful number, since it uses less digits than its factorization.

53040635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10608132.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 53040635 is about 7282.9001778138. The cubic root of 53040635 is about 375.7245488054.

The spelling of 53040635 in words is "fifty-three million, forty thousand, six hundred thirty-five".