1670700067 has 16 divisors (see below), whose sum is σ = 1710700992. Its totient is φ = 1631347200.

The previous prime is 1670700037. The next prime is 1670700071. The reversal of 1670700067 is 7600070761.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1670700067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1670700037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2779567 + ... + 2780167.

It is an arithmetic number, because the mean of its divisors is an integer number (106918812).

Almost surely, 2^1670700067 is an apocalyptic number.

1670700067 is a deficient number, since it is larger than the sum of its proper divisors (40000925).

1670700067 is a wasteful number, since it uses less digits than its factorization.

1670700067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 1670700067 is about 40874.1980594115. The cubic root of 1670700067 is about 1186.5867559793.

The spelling of 1670700067 in words is "one billion, six hundred seventy million, seven hundred thousand, sixty-seven".