7221853425 has 12 divisors (see below), whose sum is σ = 11940131120. Its totient is φ = 3851655120.

The previous prime is 7221853417. The next prime is 7221853459. The reversal of 7221853425 is 5243581227.

7221853425 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7221853425 - 2³ = 7221853417 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48145615 + ... + 48145764.

Almost surely, 2^7221853425 is an apocalyptic number.

7221853425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7221853425 is a deficient number, since it is larger than the sum of its proper divisors (4718277695).

7221853425 is a wasteful number, since it uses less digits than its factorization.

7221853425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96291392 (or 96291387 counting only the distinct ones).

The product of its digits is 134400, while the sum is 39.

The square root of 7221853425 is about 84981.4887196029. The cubic root of 7221853425 is about 1932.9304302277.

The spelling of 7221853425 in words is "seven billion, two hundred twenty-one million, eight hundred fifty-three thousand, four hundred twenty-five".