5247623240 has 64 divisors (see below), whose sum is σ = 12512847600. Its totient is φ = 1973813248.

The previous prime is 5247623237. The next prime is 5247623263. The reversal of 5247623240 is 423267425.

It can be written as a sum of positive squares in 8 ways, for example, as 3246492484 + 2001130756 = 56978^2 + 44734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5247623240.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 955382 + ... + 960858.

Almost surely, 2^5247623240 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 5247623240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6256423800).

5247623240 is an abundant number, since it is smaller than the sum of its proper divisors (7265224360).

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

5247623240 is a wasteful number, since it uses less digits than its factorization.

5247623240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6914 (or 6910 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 5247623240 is about 72440.4806720662. The cubic root of 5247623240 is about 1737.7510072644.

The spelling of 5247623240 in words is "five billion, two hundred forty-seven million, six hundred twenty-three thousand, two hundred forty".