51004584 has 48 divisors (see below), whose sum is σ = 139382100. Its totient is φ = 16848384.

The previous prime is 51004553. The next prime is 51004609. The reversal of 51004584 is 48540015.

It can be written as a sum of positive squares in 2 ways, for example, as 42536484 + 8468100 = 6522^2 + 2910^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5002 + ... + 11270.

Almost surely, 2^51004584 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 51004584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69691050).

51004584 is an abundant number, since it is smaller than the sum of its proper divisors (88377516).

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

51004584 is a wasteful number, since it uses less digits than its factorization.

51004584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6394 (or 6387 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 51004584 is about 7141.7493655266. The cubic root of 51004584 is about 370.8540873402.

Adding to 51004584 its reverse (48540015), we get a palindrome (99544599).

The spelling of 51004584 in words is "fifty-one million, four thousand, five hundred eighty-four".