53851608 has 64 divisors (see below), whose sum is σ = 154764000. Its totient is φ = 17329536.

The previous prime is 53851607. The next prime is 53851627. The reversal of 53851608 is 80615835.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53851607) 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, 1966 + ... + 10562.

Almost surely, 2^53851608 is an apocalyptic number.

53851608 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53851608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77382000).

53851608 is an abundant number, since it is smaller than the sum of its proper divisors (100912392).

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

53851608 is a wasteful number, since it uses less digits than its factorization.

53851608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8641 (or 8631 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 53851608 is about 7338.3654855833. The cubic root of 53851608 is about 377.6297710356.

The spelling of 53851608 in words is "fifty-three million, eight hundred fifty-one thousand, six hundred eight".