651472347 has 16 divisors (see below), whose sum is σ = 899993600. Its totient is φ = 418737600.

The previous prime is 651472337. The next prime is 651472363. The reversal of 651472347 is 743274156.

It is not a de Polignac number, because 651472347 - 2⁸ = 651472091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (651472307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12279 + ... + 38127.

It is an arithmetic number, because the mean of its divisors is an integer number (56249600).

Almost surely, 2^651472347 is an apocalyptic number.

651472347 is a deficient number, since it is larger than the sum of its proper divisors (248521253).

651472347 is a wasteful number, since it uses less digits than its factorization.

651472347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154.

The product of its digits is 141120, while the sum is 39.

The square root of 651472347 is about 25523.9563351766. The cubic root of 651472347 is about 866.8926657328.

The spelling of 651472347 in words is "six hundred fifty-one million, four hundred seventy-two thousand, three hundred forty-seven".