5208924420 has 216 divisors, whose sum is σ = 18973963008. Its totient is φ = 1152144000.

The previous prime is 5208924377. The next prime is 5208924421. The reversal of 5208924420 is 244298025.

5208924420 is a `hidden beast` number, since 5 + 208 + 9 + 2 + 442 + 0 = 666.

It is a super-2 number, since 2×5208924420² = 54265787226544672800, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (5208924421) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 263895 + ... + 282945.

Almost surely, 2^5208924420 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 5208924420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9486981504).

5208924420 is an abundant number, since it is smaller than the sum of its proper divisors (13765038588).

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

5208924420 is a wasteful number, since it uses less digits than its factorization.

5208924420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19111 (or 19099 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 5208924420 is about 72172.8787010744. The cubic root of 5208924420 is about 1733.4687572528.

The spelling of 5208924420 in words is "five billion, two hundred eight million, nine hundred twenty-four thousand, four hundred twenty".