770545228 has 12 divisors (see below), whose sum is σ = 1419425560. Its totient is φ = 364995072.

The previous prime is 770545219. The next prime is 770545231. The reversal of 770545228 is 822545077.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5069301 + ... + 5069452.

Almost surely, 2^770545228 is an apocalyptic number.

It is an amenable number.

770545228 is a deficient number, since it is larger than the sum of its proper divisors (648880332).

770545228 is a wasteful number, since it uses less digits than its factorization.

770545228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10138776 (or 10138774 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 770545228 is about 27758.6964391342. The cubic root of 770545228 is about 916.7819308648.

The spelling of 770545228 in words is "seven hundred seventy million, five hundred forty-five thousand, two hundred twenty-eight".