3320225725 has 12 divisors (see below), whose sum is σ = 4126024980. Its totient is φ = 2650409600.

The previous prime is 3320225717. The next prime is 3320225773. The reversal of 3320225725 is 5275220233.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 27646564 + 3292579161 = 5258^2 + 57381^2 .

It is not a de Polignac number, because 3320225725 - 2³ = 3320225717 is a prime.

It is a super-2 number, since 2×3320225725² = 22047797729903551250, which contains 22 as substring.

It is a congruent number.

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, 132520 + ... + 155569.

It is an arithmetic number, because the mean of its divisors is an integer number (343835415).

Almost surely, 2^3320225725 is an apocalyptic number.

It is an amenable number.

3320225725 is a deficient number, since it is larger than the sum of its proper divisors (805799255).

3320225725 is a wasteful number, since it uses less digits than its factorization.

3320225725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288560 (or 288555 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 3320225725 is about 57621.3998875418. The cubic root of 3320225725 is about 1491.8409934660.

Adding to 3320225725 its reverse (5275220233), we get a palindrome (8595445958).

The spelling of 3320225725 in words is "three billion, three hundred twenty million, two hundred twenty-five thousand, seven hundred twenty-five".