770830426 has 4 divisors (see below), whose sum is σ = 1156245642. Its totient is φ = 385415212.

The previous prime is 770830393. The next prime is 770830429. The reversal of 770830426 is 624038077.

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

It can be written as a sum of positive squares in only one way, i.e., 683874801 + 86955625 = 26151^2 + 9325^2 .

It is not an unprimeable number, because it can be changed into a prime (770830429) 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 as a sum of consecutive naturals, namely, 192707605 + ... + 192707608.

Almost surely, 2^770830426 is an apocalyptic number.

770830426 is a deficient number, since it is larger than the sum of its proper divisors (385415216).

770830426 is a wasteful number, since it uses less digits than its factorization.

770830426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385415215.

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 770830426 is about 27763.8330566945. The cubic root of 770830426 is about 916.8950248629.

The spelling of 770830426 in words is "seven hundred seventy million, eight hundred thirty thousand, four hundred twenty-six".