4273551620 has 48 divisors (see below), whose sum is σ = 9684933888. Its totient is φ = 1574640000.

The previous prime is 4273551599. The next prime is 4273551637. The reversal of 4273551620 is 261553724.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109745 + ... + 143495.

It is an arithmetic number, because the mean of its divisors is an integer number (201769456).

Almost surely, 2^4273551620 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 4273551620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4842466944).

4273551620 is an abundant number, since it is smaller than the sum of its proper divisors (5411382268).

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

4273551620 is a wasteful number, since it uses less digits than its factorization.

4273551620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34260 (or 34258 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 4273551620 is about 65372.4071761167. The cubic root of 4273551620 is about 1622.7924732507.

The spelling of 4273551620 in words is "four billion, two hundred seventy-three million, five hundred fifty-one thousand, six hundred twenty".