4193220525 has 48 divisors (see below), whose sum is σ = 7490187264. Its totient is φ = 2057690880.

The previous prime is 4193220467. The next prime is 4193220529. The reversal of 4193220525 is 5250223914.

It is a de Polignac number, because none of the positive numbers 2^k-4193220525 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4193220529) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 302292 + ... + 315858.

It is an arithmetic number, because the mean of its divisors is an integer number (156045568).

Almost surely, 2^4193220525 is an apocalyptic number.

It is an amenable number.

4193220525 is a deficient number, since it is larger than the sum of its proper divisors (3296966739).

4193220525 is a wasteful number, since it uses less digits than its factorization.

4193220525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13910 (or 13905 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 4193220525 is about 64755.0810747697. The cubic root of 4193220525 is about 1612.5600674697.

The spelling of 4193220525 in words is "four billion, one hundred ninety-three million, two hundred twenty thousand, five hundred twenty-five".