678303464 has 16 divisors (see below), whose sum is σ = 1273082400. Its totient is φ = 338814832.

The previous prime is 678303463. The next prime is 678303523. The reversal of 678303464 is 464303876.

It is not an unprimeable number, because it can be changed into a prime (678303463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33452 + ... + 49755.

It is an arithmetic number, because the mean of its divisors is an integer number (79567650).

Almost surely, 2^678303464 is an apocalyptic number.

It is an amenable number.

678303464 is a deficient number, since it is larger than the sum of its proper divisors (594778936).

678303464 is a wasteful number, since it uses less digits than its factorization.

678303464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84232 (or 84228 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 41.

The square root of 678303464 is about 26044.2597130347. The cubic root of 678303464 is about 878.6340136551.

The spelling of 678303464 in words is "six hundred seventy-eight million, three hundred three thousand, four hundred sixty-four".