2351992 has 8 divisors (see below), whose sum is σ = 4410000. Its totient is φ = 1175992.

The previous prime is 2351989. The next prime is 2352011. The reversal of 2351992 is 2991532.

It is a tau number, because it is divible by the number of its divisors (8).

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, 146992 + ... + 147007.

It is an arithmetic number, because the mean of its divisors is an integer number (551250).

2^2351992 is an apocalyptic number.

It is an amenable number.

2351992 is a deficient number, since it is larger than the sum of its proper divisors (2058008).

2351992 is a wasteful number, since it uses less digits than its factorization.

2351992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294005 (or 294001 counting only the distinct ones).

The product of its digits is 4860, while the sum is 31.

The square root of 2351992 is about 1533.6205528096. The cubic root of 2351992 is about 132.9878444428.

The spelling of 2351992 in words is "two million, three hundred fifty-one thousand, nine hundred ninety-two".