3158542 has 8 divisors (see below), whose sum is σ = 4865976. Its totient is φ = 1536552.

The previous prime is 3158537. The next prime is 3158557. The reversal of 3158542 is 2458513.

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

It is an Ulam number.

It is a d-powerful number, because it can be written as 3⁸ + 1 + 5⁵ + 8⁷ + 5⁵ + 4¹⁰ + 2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3158542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21268 + ... + 21415.

It is an arithmetic number, because the mean of its divisors is an integer number (608247).

Almost surely, 2^3158542 is an apocalyptic number.

3158542 is a deficient number, since it is larger than the sum of its proper divisors (1707434).

3158542 is a wasteful number, since it uses less digits than its factorization.

3158542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42722.

The product of its digits is 4800, while the sum is 28.

The square root of 3158542 is about 1777.2287416087. The cubic root of 3158542 is about 146.7221059929.

The spelling of 3158542 in words is "three million, one hundred fifty-eight thousand, five hundred forty-two".