704666742 has 16 divisors (see below), whose sum is σ = 1517743920. Its totient is φ = 216820512.

The previous prime is 704666731. The next prime is 704666749. The reversal of 704666742 is 247666407.

It is a junction number, because it is equal to n+sod(n) for n = 704666694 and 704666703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (704666749) 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, 4517017 + ... + 4517172.

It is an arithmetic number, because the mean of its divisors is an integer number (94858995).

Almost surely, 2^704666742 is an apocalyptic number.

704666742 is an abundant number, since it is smaller than the sum of its proper divisors (813077178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

704666742 is a wasteful number, since it uses less digits than its factorization.

704666742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9034207.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 704666742 is about 26545.5597416969. The cubic root of 704666742 is about 889.8727849142.

The spelling of 704666742 in words is "seven hundred four million, six hundred sixty-six thousand, seven hundred forty-two".