3148138 has 16 divisors (see below), whose sum is σ = 5448960. Its totient is φ = 1336176.

The previous prime is 3148121. The next prime is 3148139. The reversal of 3148138 is 8318413.

It is not an unprimeable number, because it can be changed into a prime (3148139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495 + ... + 2557.

It is an arithmetic number, because the mean of its divisors is an integer number (340560).

Almost surely, 2^3148138 is an apocalyptic number.

3148138 is a deficient number, since it is larger than the sum of its proper divisors (2300822).

3148138 is a wasteful number, since it uses less digits than its factorization.

3148138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2181.

The product of its digits is 2304, while the sum is 28.

The square root of 3148138 is about 1774.2992983147. The cubic root of 3148138 is about 146.5608315906.

It can be divided in two parts, 314813 and 8, that added together give a triangular number (314821 = T₇₉₃).

The spelling of 3148138 in words is "three million, one hundred forty-eight thousand, one hundred thirty-eight".