4272225520 has 40 divisors (see below), whose sum is σ = 10081189584. Its totient is φ = 1683382272.

The previous prime is 4272225497. The next prime is 4272225527. The reversal of 4272225520 is 255222724.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4272225527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393169 + ... + 403888.

Almost surely, 2^4272225520 is an apocalyptic number.

4272225520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4272225520 is an abundant number, since it is smaller than the sum of its proper divisors (5808964064).

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

4272225520 is a wasteful number, since it uses less digits than its factorization.

4272225520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797137 (or 797131 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 4272225520 is about 65362.2637306879. The cubic root of 4272225520 is about 1622.6246029078.

The spelling of 4272225520 in words is "four billion, two hundred seventy-two million, two hundred twenty-five thousand, five hundred twenty".