3138452 has 12 divisors (see below), whose sum is σ = 5509140. Its totient is φ = 1564416.

The previous prime is 3138449. The next prime is 3138469. The reversal of 3138452 is 2548313.

It can be written as a sum of positive squares in 2 ways, for example, as 1731856 + 1406596 = 1316^2 + 1186^2 .

It is an Ulam number.

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, 548 + ... + 2564.

It is an arithmetic number, because the mean of its divisors is an integer number (459095).

Almost surely, 2^3138452 is an apocalyptic number.

It is an amenable number.

3138452 is a deficient number, since it is larger than the sum of its proper divisors (2370688).

3138452 is a wasteful number, since it uses less digits than its factorization.

3138452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410 (or 2408 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 3138452 is about 1771.5676673500. The cubic root of 3138452 is about 146.4103673469.

It can be divided in two parts, 31 and 38452, that added together give a palindrome (38483).

The spelling of 3138452 in words is "three million, one hundred thirty-eight thousand, four hundred fifty-two".