768848218 has 4 divisors (see below), whose sum is σ = 1153272330. Its totient is φ = 384424108.

The previous prime is 768848189. The next prime is 768848309. The reversal of 768848218 is 812848867.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 736959609 + 31888609 = 27147^2 + 5647^2 .

It is a super-2 number, since 2×768848218² = 1182255164643551048, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 192212053 + ... + 192212056.

Almost surely, 2^768848218 is an apocalyptic number.

768848218 is a deficient number, since it is larger than the sum of its proper divisors (384424112).

768848218 is a wasteful number, since it uses less digits than its factorization.

768848218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384424111.

The product of its digits is 1376256, while the sum is 52.

The square root of 768848218 is about 27728.1124132170. The cubic root of 768848218 is about 916.1084113978.

The spelling of 768848218 in words is "seven hundred sixty-eight million, eight hundred forty-eight thousand, two hundred eighteen".