7431670325 has 12 divisors (see below), whose sum is σ = 9219361188. Its totient is φ = 5942697600.

The previous prime is 7431670313. The next prime is 7431670327. The reversal of 7431670325 is 5230761347.

It can be written as a sum of positive squares in 6 ways, for example, as 1483867441 + 5947802884 = 38521^2 + 77122^2 .

It is not a de Polignac number, because 7431670325 - 2⁸ = 7431670069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7431670327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7496 + ... + 122145.

It is an arithmetic number, because the mean of its divisors is an integer number (768280099).

Almost surely, 2^7431670325 is an apocalyptic number.

It is an amenable number.

7431670325 is a deficient number, since it is larger than the sum of its proper divisors (1787690863).

7431670325 is a wasteful number, since it uses less digits than its factorization.

7431670325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131944 (or 131939 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 38.

The square root of 7431670325 is about 86207.1361605291. The cubic root of 7431670325 is about 1951.4711952650.

The spelling of 7431670325 in words is "seven billion, four hundred thirty-one million, six hundred seventy thousand, three hundred twenty-five".