2131796 has 6 divisors (see below), whose sum is σ = 3730650. Its totient is φ = 1065896.

The previous prime is 2131793. The next prime is 2131799. The reversal of 2131796 is 6971312.

It is an interprime number because it is at equal distance from previous prime (2131793) and next prime (2131799).

It can be written as a sum of positive squares in only one way, i.e., 2131600 + 196 = 1460^2 + 14^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266471 + ... + 266478.

It is an arithmetic number, because the mean of its divisors is an integer number (621775).

2^2131796 is an apocalyptic number.

It is an amenable number.

2131796 is a deficient number, since it is larger than the sum of its proper divisors (1598854).

2131796 is a wasteful number, since it uses less digits than its factorization.

2131796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532953 (or 532951 counting only the distinct ones).

The product of its digits is 2268, while the sum is 29.

The square root of 2131796 is about 1460.0671217448. The cubic root of 2131796 is about 128.7009880371.

The spelling of 2131796 in words is "two million, one hundred thirty-one thousand, seven hundred ninety-six".