464128347 has 8 divisors (see below), whose sum is σ = 619411456. Its totient is φ = 309132072.

The previous prime is 464128309. The next prime is 464128351. The reversal of 464128347 is 743821464.

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

It is not a de Polignac number, because 464128347 - 2¹⁸ = 463866203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464128307) 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, 67903 + ... + 74424.

It is an arithmetic number, because the mean of its divisors is an integer number (77426432).

Almost surely, 2^464128347 is an apocalyptic number.

464128347 is a deficient number, since it is larger than the sum of its proper divisors (155283109).

464128347 is a wasteful number, since it uses less digits than its factorization.

464128347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143417.

The product of its digits is 129024, while the sum is 39.

The square root of 464128347 is about 21543.6382024950. The cubic root of 464128347 is about 774.2467030685.

The spelling of 464128347 in words is "four hundred sixty-four million, one hundred twenty-eight thousand, three hundred forty-seven".