1706068690 has 16 divisors (see below), whose sum is σ = 3088082880. Its totient is φ = 678614320.

The previous prime is 1706068673. The next prime is 1706068699. The reversal of 1706068690 is 968606071.

It is a super-2 number, since 2×1706068690² = 5821340749996632200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1706068699) 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, 474766 + ... + 478345.

It is an arithmetic number, because the mean of its divisors is an integer number (193005180).

Almost surely, 2^1706068690 is an apocalyptic number.

1706068690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1706068690 is a deficient number, since it is larger than the sum of its proper divisors (1382014190).

1706068690 is a wasteful number, since it uses less digits than its factorization.

1706068690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953297.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 1706068690 is about 41304.5843702609. The cubic root of 1706068690 is about 1194.9016778053.

The spelling of 1706068690 in words is "one billion, seven hundred six million, sixty-eight thousand, six hundred ninety".