773640147 has 8 divisors (see below), whose sum is σ = 1178880256. Its totient is φ = 442080072.

The previous prime is 773640113. The next prime is 773640227. The reversal of 773640147 is 741046377.

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

It is not a de Polignac number, because 773640147 - 2⁶ = 773640083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (773641147) 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, 18419983 + ... + 18420024.

It is an arithmetic number, because the mean of its divisors is an integer number (147360032).

Almost surely, 2^773640147 is an apocalyptic number.

773640147 is a deficient number, since it is larger than the sum of its proper divisors (405240109).

773640147 is a wasteful number, since it uses less digits than its factorization.

773640147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36840017.

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 773640147 is about 27814.3874101157. The cubic root of 773640147 is about 918.0077189510.

The spelling of 773640147 in words is "seven hundred seventy-three million, six hundred forty thousand, one hundred forty-seven".