3138046 has 4 divisors (see below), whose sum is σ = 4707072. Its totient is φ = 1569022.

The previous prime is 3138041. The next prime is 3138067. The reversal of 3138046 is 6408313.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3138046.

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 as a sum of consecutive naturals, namely, 784510 + ... + 784513.

It is an arithmetic number, because the mean of its divisors is an integer number (1176768).

Almost surely, 2^3138046 is an apocalyptic number.

3138046 is a deficient number, since it is larger than the sum of its proper divisors (1569026).

3138046 is a wasteful number, since it uses less digits than its factorization.

3138046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569025.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3138046 is about 1771.4530758674. The cubic root of 3138046 is about 146.4040537064.

The spelling of 3138046 in words is "three million, one hundred thirty-eight thousand, forty-six".