3151996 has 6 divisors (see below), whose sum is σ = 5516000. Its totient is φ = 1575996.

The previous prime is 3151979. The next prime is 3151999. The reversal of 3151996 is 6991513.

It is an Ulam number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3151999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393996 + ... + 394003.

Almost surely, 2^3151996 is an apocalyptic number.

It is an amenable number.

3151996 is a deficient number, since it is larger than the sum of its proper divisors (2364004).

3151996 is a wasteful number, since it uses less digits than its factorization.

3151996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788003 (or 788001 counting only the distinct ones).

The product of its digits is 7290, while the sum is 34.

The square root of 3151996 is about 1775.3861551786. The cubic root of 3151996 is about 146.6206765814.

The spelling of 3151996 in words is "three million, one hundred fifty-one thousand, nine hundred ninety-six".