53505535 has 16 divisors (see below), whose sum is σ = 67092480. Its totient is φ = 40914720.

The previous prime is 53505527. The next prime is 53505541. The reversal of 53505535 is 53550535.

It is not a de Polignac number, because 53505535 - 2³ = 53505527 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 53505497 and 53505506.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10786 + ... + 14944.

It is an arithmetic number, because the mean of its divisors is an integer number (4193280).

Almost surely, 2^53505535 is an apocalyptic number.

53505535 is a deficient number, since it is larger than the sum of its proper divisors (13586945).

53505535 is a wasteful number, since it uses less digits than its factorization.

53505535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4278.

The product of its (nonzero) digits is 28125, while the sum is 31.

The square root of 53505535 is about 7314.7477741888. The cubic root of 53505535 is about 376.8190962497.

The spelling of 53505535 in words is "fifty-three million, five hundred five thousand, five hundred thirty-five".