3158042 has 8 divisors (see below), whose sum is σ = 4900500. Its totient is φ = 1524544.

The previous prime is 3158041. The next prime is 3158069. The reversal of 3158042 is 2408513.

It can be written as a sum of positive squares in 2 ways, for example, as 2886601 + 271441 = 1699^2 + 521^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 3157999 and 3158017.

It is not an unprimeable number, because it can be changed into a prime (3158041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27167 + ... + 27282.

Almost surely, 2^3158042 is an apocalyptic number.

3158042 is a deficient number, since it is larger than the sum of its proper divisors (1742458).

3158042 is a wasteful number, since it uses less digits than its factorization.

3158042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54480.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 3158042 is about 1777.0880675982. The cubic root of 3158042 is about 146.7143635045.

The spelling of 3158042 in words is "three million, one hundred fifty-eight thousand, forty-two".