3210161 has 4 divisors (see below), whose sum is σ = 3399012. Its totient is φ = 3021312.

The previous prime is 3210121. The next prime is 3210167. The reversal of 3210161 is 1610123.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2825761 + 384400 = 1681^2 + 620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3210161 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3210167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94400 + ... + 94433.

It is an arithmetic number, because the mean of its divisors is an integer number (849753).

Almost surely, 2^3210161 is an apocalyptic number.

It is an amenable number.

3210161 is a deficient number, since it is larger than the sum of its proper divisors (188851).

3210161 is a wasteful number, since it uses less digits than its factorization.

3210161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188850.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 3210161 is about 1791.6922168721. The cubic root of 3210161 is about 147.5170678325.

Adding to 3210161 its reverse (1610123), we get a palindrome (4820284).

The spelling of 3210161 in words is "three million, two hundred ten thousand, one hundred sixty-one".