768420484 has 72 divisors (see below), whose sum is σ = 1524942720. Its totient is φ = 336552192.

The previous prime is 768420481. The next prime is 768420487. The reversal of 768420484 is 484024867.

It is an interprime number because it is at equal distance from previous prime (768420481) and next prime (768420487).

It is a self number, because there is not a number n which added to its sum of digits gives 768420484.

It is not an unprimeable number, because it can be changed into a prime (768420481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10526272 + ... + 10526344.

It is an arithmetic number, because the mean of its divisors is an integer number (21179760).

Almost surely, 2^768420484 is an apocalyptic number.

It is an amenable number.

768420484 is a deficient number, since it is larger than the sum of its proper divisors (756522236).

768420484 is a wasteful number, since it uses less digits than its factorization.

768420484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 43.

The square root of 768420484 is about 27720.3983376863. The cubic root of 768420484 is about 915.9384934197.

The spelling of 768420484 in words is "seven hundred sixty-eight million, four hundred twenty thousand, four hundred eighty-four".