53168487 has 8 divisors (see below), whose sum is σ = 72229104. Its totient is φ = 34776768.

The previous prime is 53168483. The next prime is 53168491. The reversal of 53168487 is 78486135.

It is an interprime number because it is at equal distance from previous prime (53168483) and next prime (53168491).

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

It is not a de Polignac number, because 53168487 - 2² = 53168483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53168483) 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, 167038 + ... + 167355.

It is an arithmetic number, because the mean of its divisors is an integer number (9028638).

Almost surely, 2^53168487 is an apocalyptic number.

53168487 is a deficient number, since it is larger than the sum of its proper divisors (19060617).

53168487 is a wasteful number, since it uses less digits than its factorization.

53168487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334449.

The product of its digits is 161280, while the sum is 42.

The square root of 53168487 is about 7291.6724419025. The cubic root of 53168487 is about 376.0261954550.

The spelling of 53168487 in words is "fifty-three million, one hundred sixty-eight thousand, four hundred eighty-seven".