770339697 has 4 divisors (see below), whose sum is σ = 1027119600. Its totient is φ = 513559796.

The previous prime is 770339681. The next prime is 770339699. The reversal of 770339697 is 796933077.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 796933077 = 3 ⋅265644359.

It is a cyclic number.

It is not a de Polignac number, because 770339697 - 2⁴ = 770339681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (770339699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128389947 + ... + 128389952.

It is an arithmetic number, because the mean of its divisors is an integer number (256779900).

Almost surely, 2^770339697 is an apocalyptic number.

It is an amenable number.

770339697 is a deficient number, since it is larger than the sum of its proper divisors (256779903).

770339697 is a wasteful number, since it uses less digits than its factorization.

770339697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256779902.

The product of its (nonzero) digits is 1500282, while the sum is 51.

The square root of 770339697 is about 27754.9940911541. The cubic root of 770339697 is about 916.7004111581.

The spelling of 770339697 in words is "seven hundred seventy million, three hundred thirty-nine thousand, six hundred ninety-seven".