3138652 has 12 divisors (see below), whose sum is σ = 5992056. Its totient is φ = 1426640.

The previous prime is 3138647. The next prime is 3138661. The reversal of 3138652 is 2568313.

It is a super-2 number, since 2×3138652² = 19702272754208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3138652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35623 + ... + 35710.

It is an arithmetic number, because the mean of its divisors is an integer number (499338).

Almost surely, 2^3138652 is an apocalyptic number.

It is an amenable number.

3138652 is a deficient number, since it is larger than the sum of its proper divisors (2853404).

3138652 is a wasteful number, since it uses less digits than its factorization.

3138652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71348 (or 71346 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 3138652 is about 1771.6241136313. The cubic root of 3138652 is about 146.4134773144.

It can be divided in two parts, 31 and 38652, that added together give a palindrome (38683).

The spelling of 3138652 in words is "three million, one hundred thirty-eight thousand, six hundred fifty-two".