704678499 has 24 divisors (see below), whose sum is σ = 1178012160. Its totient is φ = 397573488.

The previous prime is 704678461. The next prime is 704678551. The reversal of 704678499 is 994876407.

It is a happy number.

It is not a de Polignac number, because 704678499 - 2⁷ = 704678371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (704678449) 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, 65817 + ... + 75770.

It is an arithmetic number, because the mean of its divisors is an integer number (49083840).

Almost surely, 2^704678499 is an apocalyptic number.

704678499 is a gapful number since it is divisible by the number (79) formed by its first and last digit.

704678499 is a deficient number, since it is larger than the sum of its proper divisors (473333661).

704678499 is a wasteful number, since it uses less digits than its factorization.

704678499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141679 (or 141676 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 704678499 is about 26545.7811902381. The cubic root of 704678499 is about 889.8777339090.

It can be divided in two parts, 70 and 4678499, that added together give a square (4678569 = 2163²).

The spelling of 704678499 in words is "seven hundred four million, six hundred seventy-eight thousand, four hundred ninety-nine".