53612887 has 8 divisors (see below), whose sum is σ = 54651600. Its totient is φ = 52578624.

The previous prime is 53612863. The next prime is 53612893. The reversal of 53612887 is 78821635.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53612887 - 2¹⁵ = 53580119 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 (53612807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32773 + ... + 34369.

It is an arithmetic number, because the mean of its divisors is an integer number (6831450).

Almost surely, 2^53612887 is an apocalyptic number.

53612887 is a deficient number, since it is larger than the sum of its proper divisors (1038713).

53612887 is a wasteful number, since it uses less digits than its factorization.

53612887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225.

The product of its digits is 80640, while the sum is 40.

The square root of 53612887 is about 7322.0821492250. The cubic root of 53612887 is about 377.0709409709.

The spelling of 53612887 in words is "fifty-three million, six hundred twelve thousand, eight hundred eighty-seven".