3120422725 has 48 divisors (see below), whose sum is σ = 4673351680. Its totient is φ = 2019038400.

The previous prime is 3120422717. The next prime is 3120422749. The reversal of 3120422725 is 5272240213.

It is not a de Polignac number, because 3120422725 - 2³ = 3120422717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3120422693 and 3120422702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 899344 + ... + 902806.

Almost surely, 2^3120422725 is an apocalyptic number.

3120422725 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3120422725 is a deficient number, since it is larger than the sum of its proper divisors (1552928955).

3120422725 is a wasteful number, since it uses less digits than its factorization.

3120422725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770 (or 3765 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 3120422725 is about 55860.7440426638. The cubic root of 3120422725 is about 1461.2947051986.

Adding to 3120422725 its reverse (5272240213), we get a palindrome (8392662938).

The spelling of 3120422725 in words is "three billion, one hundred twenty million, four hundred twenty-two thousand, seven hundred twenty-five".