764775147 has 8 divisors (see below), whose sum is σ = 1021050256. Its totient is φ = 509175072.

The previous prime is 764775127. The next prime is 764775157. The reversal of 764775147 is 741577467.

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

It is not a de Polignac number, because 764775147 - 2⁷ = 764775019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 764775096 and 764775105.

It is not an unprimeable number, because it can be changed into a prime (764775127) 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 7 ways as a sum of consecutive naturals, for example, 166108 + ... + 170649.

It is an arithmetic number, because the mean of its divisors is an integer number (127631282).

Almost surely, 2^764775147 is an apocalyptic number.

764775147 is a deficient number, since it is larger than the sum of its proper divisors (256275109).

764775147 is a wasteful number, since it uses less digits than its factorization.

764775147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337517.

The product of its digits is 1152480, while the sum is 48.

The square root of 764775147 is about 27654.5682844625. The cubic root of 764775147 is about 914.4878127236.

The spelling of 764775147 in words is "seven hundred sixty-four million, seven hundred seventy-five thousand, one hundred forty-seven".