3138042 has 8 divisors (see below), whose sum is σ = 6276096. Its totient is φ = 1046012.

The previous prime is 3138041. The next prime is 3138067. The reversal of 3138042 is 2408313.

It is a happy number.

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

3138042 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3138041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261498 + ... + 261509.

It is an arithmetic number, because the mean of its divisors is an integer number (784512).

Almost surely, 2^3138042 is an apocalyptic number.

3138042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3138042 is a wasteful number, since it uses less digits than its factorization.

3138042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523012.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 3138042 is about 1771.4519468504. The cubic root of 3138042 is about 146.4039915004.

The spelling of 3138042 in words is "three million, one hundred thirty-eight thousand, forty-two".