3161573 has 4 divisors (see below), whose sum is σ = 3165708. Its totient is φ = 3157440.

The previous prime is 3161567. The next prime is 3161579. The reversal of 3161573 is 3751613.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (3161567) and next prime (3161579).

It can be written as a sum of positive squares in 2 ways, for example, as 3844 + 3157729 = 62^2 + 1777^2 .

It is a cyclic number.

It is not a de Polignac number, because 3161573 - 2¹⁴ = 3145189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3161579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 548 + ... + 2573.

It is an arithmetic number, because the mean of its divisors is an integer number (791427).

Almost surely, 2^3161573 is an apocalyptic number.

It is an amenable number.

3161573 is a deficient number, since it is larger than the sum of its proper divisors (4135).

3161573 is a wasteful number, since it uses less digits than its factorization.

3161573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134.

The product of its digits is 1890, while the sum is 26.

The square root of 3161573 is about 1778.0812692338. The cubic root of 3161573 is about 146.7690234764.

The spelling of 3161573 in words is "three million, one hundred sixty-one thousand, five hundred seventy-three".