6164425 has 6 divisors (see below), whose sum is σ = 7643918. Its totient is φ = 4931520.

The previous prime is 6164419. The next prime is 6164429. The reversal of 6164425 is 5244616.

It can be written as a sum of positive squares in 3 ways, for example, as 1016064 + 5148361 = 1008^2 + 2269^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6164425 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6164393 and 6164402.

It is not an unprimeable number, because it can be changed into a prime (6164429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 123264 + ... + 123313.

Almost surely, 2^6164425 is an apocalyptic number.

It is an amenable number.

6164425 is a deficient number, since it is larger than the sum of its proper divisors (1479493).

6164425 is a wasteful number, since it uses less digits than its factorization.

6164425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246587 (or 246582 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 6164425 is about 2482.8260108191. The cubic root of 6164425 is about 183.3570125521.

It can be divided in two parts, 616 and 4425, that added together give a square (5041 = 71²).

The spelling of 6164425 in words is "six million, one hundred sixty-four thousand, four hundred twenty-five".