3200000125 has 24 divisors (see below), whose sum is σ = 4645625400. Its totient is φ = 2194281600.

The previous prime is 3200000107. The next prime is 3200000129. The reversal of 3200000125 is 5210000023.

It can be written as a sum of positive squares in 4 ways, for example, as 747967801 + 2452032324 = 27349^2 + 49518^2 .

It is not a de Polignac number, because 3200000125 - 2⁷ = 3199999997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3200000129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255100 + ... + 267349.

It is an arithmetic number, because the mean of its divisors is an integer number (193567725).

Almost surely, 2^3200000125 is an apocalyptic number.

3200000125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3200000125 is a deficient number, since it is larger than the sum of its proper divisors (1445625275).

3200000125 is an equidigital number, since it uses as much as digits as its factorization.

3200000125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522478 (or 522461 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 3200000125 is about 56568.5435997781. The cubic root of 3200000125 is about 1473.6126186438.

Adding to 3200000125 its reverse (5210000023), we get a palindrome (8410000148).

It can be divided in two parts, 3200000 and 125, that multiplied together give a square (400000000 = 20000²).

The spelling of 3200000125 in words is "three billion, two hundred million, one hundred twenty-five", and thus it is an aban number.