1706440004 has 12 divisors (see below), whose sum is σ = 3001430124. Its totient is φ = 848888544.

The previous prime is 1706439979. The next prime is 1706440013. The reversal of 1706440004 is 4000446071.

It can be written as a sum of positive squares in 2 ways, for example, as 899880004 + 806560000 = 29998^2 + 28400^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081979 + ... + 1083554.

It is an arithmetic number, because the mean of its divisors is an integer number (250119177).

Almost surely, 2^1706440004 is an apocalyptic number.

It is an amenable number.

1706440004 is a deficient number, since it is larger than the sum of its proper divisors (1294990120).

1706440004 is a wasteful number, since it uses less digits than its factorization.

1706440004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165734 (or 2165732 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 1706440004 is about 41309.0789536634. The cubic root of 1706440004 is about 1194.9883588672.

Adding to 1706440004 its reverse (4000446071), we get a palindrome (5706886075).

The spelling of 1706440004 in words is "one billion, seven hundred six million, four hundred forty thousand, four".