770006091 has 4 divisors (see below), whose sum is σ = 1026674792. Its totient is φ = 513337392.

The previous prime is 770006087. The next prime is 770006093. The reversal of 770006091 is 190600077.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 770006091 - 2² = 770006087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (770006093) 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 3 ways as a sum of consecutive naturals, for example, 128334346 + ... + 128334351.

It is an arithmetic number, because the mean of its divisors is an integer number (256668698).

Almost surely, 2^770006091 is an apocalyptic number.

770006091 is a deficient number, since it is larger than the sum of its proper divisors (256668701).

770006091 is a wasteful number, since it uses less digits than its factorization.

770006091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256668700.

The product of its (nonzero) digits is 2646, while the sum is 30.

The square root of 770006091 is about 27748.9836030079. The cubic root of 770006091 is about 916.5680622238.

The spelling of 770006091 in words is "seven hundred seventy million, six thousand, ninety-one".