704994490 has 16 divisors (see below), whose sum is σ = 1271888640. Its totient is φ = 281353680.

The previous prime is 704994473. The next prime is 704994497. The reversal of 704994490 is 94499407.

It is a self number, because there is not a number n which added to its sum of digits gives 704994490.

It is not an unprimeable number, because it can be changed into a prime (704994497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75906 + ... + 84685.

It is an arithmetic number, because the mean of its divisors is an integer number (79493040).

Almost surely, 2^704994490 is an apocalyptic number.

704994490 is a deficient number, since it is larger than the sum of its proper divisors (566894150).

704994490 is a wasteful number, since it uses less digits than its factorization.

704994490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161037.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 704994490 is about 26551.7323351980. The cubic root of 704994490 is about 890.0107266308.

The spelling of 704994490 in words is "seven hundred four million, nine hundred ninety-four thousand, four hundred ninety".