53011608 has 32 divisors (see below), whose sum is σ = 142724400. Its totient is φ = 16311168.

The previous prime is 53011603. The next prime is 53011633. The reversal of 53011608 is 80611035.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53011601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84643 + ... + 85266.

Almost surely, 2^53011608 is an apocalyptic number.

It is an amenable number.

53011608 is an abundant number, since it is smaller than the sum of its proper divisors (89712792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53011608 is a wasteful number, since it uses less digits than its factorization.

53011608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169931 (or 169927 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 53011608 is about 7280.9070863458. The cubic root of 53011608 is about 375.6559966687.

The spelling of 53011608 in words is "fifty-three million, eleven thousand, six hundred eight".