768426422 has 4 divisors (see below), whose sum is σ = 1152639636. Its totient is φ = 384213210.

The previous prime is 768426413. The next prime is 768426431. The reversal of 768426422 is 224624867.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 224624867 = 239 ⋅939853.

It is an interprime number because it is at equal distance from previous prime (768426413) and next prime (768426431).

It is a self number, because there is not a number n which added to its sum of digits gives 768426422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192106604 + ... + 192106607.

It is an arithmetic number, because the mean of its divisors is an integer number (288159909).

Almost surely, 2^768426422 is an apocalyptic number.

768426422 is a deficient number, since it is larger than the sum of its proper divisors (384213214).

768426422 is a wasteful number, since it uses less digits than its factorization.

768426422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384213213.

The product of its digits is 258048, while the sum is 41.

The square root of 768426422 is about 27720.5054427224. The cubic root of 768426422 is about 915.9408527308.

The spelling of 768426422 in words is "seven hundred sixty-eight million, four hundred twenty-six thousand, four hundred twenty-two".