53512735 has 4 divisors (see below), whose sum is σ = 64215288. Its totient is φ = 42810184.

The previous prime is 53512717. The next prime is 53512747. The reversal of 53512735 is 53721535.

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 53512735 - 2⁹ = 53512223 is a prime.

It is a super-2 number, since 2×53512735² = 5727225614360450, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53512697 and 53512706.

It is a congruent 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, 5351269 + ... + 5351278.

It is an arithmetic number, because the mean of its divisors is an integer number (16053822).

Almost surely, 2^53512735 is an apocalyptic number.

53512735 is a deficient number, since it is larger than the sum of its proper divisors (10702553).

53512735 is a wasteful number, since it uses less digits than its factorization.

53512735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10702552.

The product of its digits is 15750, while the sum is 31.

The square root of 53512735 is about 7315.2399140425. The cubic root of 53512735 is about 376.8359977772.

The spelling of 53512735 in words is "fifty-three million, five hundred twelve thousand, seven hundred thirty-five".