3216427025 has 24 divisors (see below), whose sum is σ = 4581801984. Its totient is φ = 2194099200.

The previous prime is 3216427009. The next prime is 3216427031. The reversal of 3216427025 is 5207246123.

It is not a de Polignac number, because 3216427025 - 2⁴ = 3216427009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3216426982 and 3216427000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13841 + ... + 81390.

It is an arithmetic number, because the mean of its divisors is an integer number (190908416).

Almost surely, 2^3216427025 is an apocalyptic number.

3216427025 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3216427025 is a deficient number, since it is larger than the sum of its proper divisors (1365374959).

3216427025 is a wasteful number, since it uses less digits than its factorization.

3216427025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95441 (or 95436 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 3216427025 is about 56713.5523927042. The cubic root of 3216427025 is about 1476.1298668362.

The spelling of 3216427025 in words is "three billion, two hundred sixteen million, four hundred twenty-seven thousand, twenty-five".