7400725317 has 6 divisors (see below), whose sum is σ = 10689936582. Its totient is φ = 4933816872.

The previous prime is 7400725303. The next prime is 7400725333. The reversal of 7400725317 is 7135270047.

It can be written as a sum of positive squares in only one way, i.e., 6376661316 + 1024064001 = 79854^2 + 32001^2 .

It is not a de Polignac number, because 7400725317 - 2⁴ = 7400725301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7400725337) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 411151398 + ... + 411151415.

It is an arithmetic number, because the mean of its divisors is an integer number (1781656097).

Almost surely, 2^7400725317 is an apocalyptic number.

It is an amenable number.

7400725317 is a deficient number, since it is larger than the sum of its proper divisors (3289211265).

7400725317 is a wasteful number, since it uses less digits than its factorization.

7400725317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822302819 (or 822302816 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 7400725317 is about 86027.4683865566. The cubic root of 7400725317 is about 1948.7588259400.

The spelling of 7400725317 in words is "seven billion, four hundred million, seven hundred twenty-five thousand, three hundred seventeen".