51524608 has 44 divisors (see below), whose sum is σ = 104675392. Its totient is φ = 25344000.

The previous prime is 51524591. The next prime is 51524633. The reversal of 51524608 is 80642515.

It is a self number, because there is not a number n which added to its sum of digits gives 51524608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68233 + ... + 68983.

Almost surely, 2^51524608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51524608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52337696).

51524608 is an abundant number, since it is smaller than the sum of its proper divisors (53150784).

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

51524608 is an equidigital number, since it uses as much as digits as its factorization.

51524608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 51524608 is about 7178.0643630438. The cubic root of 51524608 is about 372.1101920450.

The spelling of 51524608 in words is "fifty-one million, five hundred twenty-four thousand, six hundred eight".