6461325 has 54 divisors (see below), whose sum is σ = 12733994. Its totient is φ = 3113280.

The previous prime is 6461317. The next prime is 6461333. The reversal of 6461325 is 5231646.

6461325 is a `hidden beast` number, since 646 + 13 + 2 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (6461317) and next prime (6461333).

It can be written as a sum of positive squares in 3 ways, for example, as 19881 + 6441444 = 141^2 + 2538^2 .

It is not a de Polignac number, because 6461325 - 2³ = 6461317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 137452 + ... + 137498.

Almost surely, 2^6461325 is an apocalyptic number.

6461325 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

6461325 is a deficient number, since it is larger than the sum of its proper divisors (6272669).

6461325 is a wasteful number, since it uses less digits than its factorization.

6461325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123 (or 68 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 6461325 is about 2541.9136492021. The cubic root of 6461325 is about 186.2546806025.

It can be divided in two parts, 6461 and 325, that added together give a triangular number (6786 = T₁₁₆).

The spelling of 6461325 in words is "six million, four hundred sixty-one thousand, three hundred twenty-five".