768226406 has 4 divisors (see below), whose sum is σ = 1152339612. Its totient is φ = 384113202.

The previous prime is 768226399. The next prime is 768226409. The reversal of 768226406 is 604622867.

768226406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (768226409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192056600 + ... + 192056603.

It is an arithmetic number, because the mean of its divisors is an integer number (288084903).

Almost surely, 2^768226406 is an apocalyptic number.

768226406 is a deficient number, since it is larger than the sum of its proper divisors (384113206).

768226406 is a wasteful number, since it uses less digits than its factorization.

768226406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384113205.

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 768226406 is about 27716.8974815003. The cubic root of 768226406 is about 915.8613748445.

The spelling of 768226406 in words is "seven hundred sixty-eight million, two hundred twenty-six thousand, four hundred six".