2031402196 has 6 divisors (see below), whose sum is σ = 3554953850. Its totient is φ = 1015701096.

The previous prime is 2031402151. The next prime is 2031402223. The reversal of 2031402196 is 6912041302.

It can be written as a sum of positive squares in only one way, i.e., 1528028100 + 503374096 = 39090^2 + 22436^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253925271 + ... + 253925278.

Almost surely, 2^2031402196 is an apocalyptic number.

It is an amenable number.

2031402196 is a deficient number, since it is larger than the sum of its proper divisors (1523551654).

2031402196 is a wasteful number, since it uses less digits than its factorization.

2031402196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507850553 (or 507850551 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2031402196 is about 45071.0793746944. The cubic root of 2031402196 is about 1266.4808845101.

Adding to 2031402196 its reverse (6912041302), we get a palindrome (8943443498).

The spelling of 2031402196 in words is "two billion, thirty-one million, four hundred two thousand, one hundred ninety-six".