1670020202 has 12 divisors (see below), whose sum is σ = 2618681730. Its totient is φ = 798704808.

The previous prime is 1670020199. The next prime is 1670020229. The reversal of 1670020202 is 2020200761.

It can be written as a sum of positive squares in only one way, i.e., 1559539081 + 110481121 = 39491^2 + 10511^2 .

1670020202 is a modest number, since divided by 20202 gives 1670 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 788177 + ... + 790292.

Almost surely, 2^1670020202 is an apocalyptic number.

1670020202 is a deficient number, since it is larger than the sum of its proper divisors (948661528).

1670020202 is a wasteful number, since it uses less digits than its factorization.

1670020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578517 (or 1578494 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 1670020202 is about 40865.8806585641. The cubic root of 1670020202 is about 1186.4257798966.

Adding to 1670020202 its reverse (2020200761), we get a palindrome (3690220963).

The spelling of 1670020202 in words is "one billion, six hundred seventy million, twenty thousand, two hundred two".