767668946 has 16 divisors (see below), whose sum is σ = 1256940288. Its totient is φ = 348730800.

The previous prime is 767668939. The next prime is 767668963. The reversal of 767668946 is 649866767.

767668946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×767668946² = 1178631221305501832, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30536 + ... + 49676.

It is an arithmetic number, because the mean of its divisors is an integer number (78558768).

Almost surely, 2^767668946 is an apocalyptic number.

767668946 is a deficient number, since it is larger than the sum of its proper divisors (489271342).

767668946 is a wasteful number, since it uses less digits than its factorization.

767668946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20977.

The product of its digits is 18289152, while the sum is 59.

The square root of 767668946 is about 27706.8393361639. The cubic root of 767668946 is about 915.6397910240.

The spelling of 767668946 in words is "seven hundred sixty-seven million, six hundred sixty-eight thousand, nine hundred forty-six".