53653853 has 16 divisors (see below), whose sum is σ = 65240640. Its totient is φ = 43488000.

The previous prime is 53653843. The next prime is 53653883. The reversal of 53653853 is 35835635.

It is a cyclic number.

It is not a de Polignac number, because 53653853 - 2¹⁰ = 53652829 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 (53653813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3998 + ... + 11103.

It is an arithmetic number, because the mean of its divisors is an integer number (4077540).

Almost surely, 2^53653853 is an apocalyptic number.

It is an amenable number.

53653853 is a deficient number, since it is larger than the sum of its proper divisors (11586787).

53653853 is a wasteful number, since it uses less digits than its factorization.

53653853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15148.

The product of its digits is 162000, while the sum is 38.

The square root of 53653853 is about 7324.8790433699. The cubic root of 53653853 is about 377.1669574095.

The spelling of 53653853 in words is "fifty-three million, six hundred fifty-three thousand, eight hundred fifty-three".