4052220640 has 96 divisors (see below), whose sum is σ = 10916337600. Its totient is φ = 1408180224.

The previous prime is 4052220617. The next prime is 4052220643. The reversal of 4052220640 is 460222504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4052220643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21940 + ... + 92659.

It is an arithmetic number, because the mean of its divisors is an integer number (113711850).

Almost surely, 2^4052220640 is an apocalyptic number.

4052220640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4052220640 is an abundant number, since it is smaller than the sum of its proper divisors (6864116960).

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

4052220640 is a wasteful number, since it uses less digits than its factorization.

4052220640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114644 (or 114636 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4052220640 is about 63657.0549114550. The cubic root of 4052220640 is about 1594.2791316705.

The spelling of 4052220640 in words is "four billion, fifty-two million, two hundred twenty thousand, six hundred forty".