2095631 has 4 divisors (see below), whose sum is σ = 2163264. Its totient is φ = 2028000.

The previous prime is 2095619. The next prime is 2095637. The reversal of 2095631 is 1365902.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1365902 = 2 ⋅682951.

It is a cyclic number.

It is not a de Polignac number, because 2095631 - 2¹⁴ = 2079247 is a prime.

It is a super-2 number, since 2×2095631² = 8783338576322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2095631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2095637) 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, 33770 + ... + 33831.

It is an arithmetic number, because the mean of its divisors is an integer number (540816).

2^2095631 is an apocalyptic number.

2095631 is a deficient number, since it is larger than the sum of its proper divisors (67633).

2095631 is an equidigital number, since it uses as much as digits as its factorization.

2095631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67632.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2095631 is about 1447.6294415354. The cubic root of 2095631 is about 127.9690476917.

It can be divided in two parts, 20956 and 31, that multiplied together give a square (649636 = 806²).

The spelling of 2095631 in words is "two million, ninety-five thousand, six hundred thirty-one".