947440713 has 8 divisors (see below), whose sum is σ = 1266256576. Its totient is φ = 630126000.

The previous prime is 947440709. The next prime is 947440717. The reversal of 947440713 is 317044749.

It is an interprime number because it is at equal distance from previous prime (947440709) and next prime (947440717).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 947440713 - 2² = 947440709 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (947440717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373813 + ... + 376338.

It is an arithmetic number, because the mean of its divisors is an integer number (158282072).

Almost surely, 2^947440713 is an apocalyptic number.

It is an amenable number.

947440713 is a deficient number, since it is larger than the sum of its proper divisors (318815863).

947440713 is a wasteful number, since it uses less digits than its factorization.

947440713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750575.

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 947440713 is about 30780.5248980585. The cubic root of 947440713 is about 982.1640063415.

The spelling of 947440713 in words is "nine hundred forty-seven million, four hundred forty thousand, seven hundred thirteen".