3226138 has 4 divisors (see below), whose sum is σ = 4839210. Its totient is φ = 1613068.

The previous prime is 3226133. The next prime is 3226147. The reversal of 3226138 is 8316223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8316223 = 523 ⋅15901.

It can be written as a sum of positive squares in only one way, i.e., 1646089 + 1580049 = 1283^2 + 1257^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3226133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806533 + ... + 806536.

Almost surely, 2^3226138 is an apocalyptic number.

3226138 is a deficient number, since it is larger than the sum of its proper divisors (1613072).

3226138 is a wasteful number, since it uses less digits than its factorization.

3226138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613071.

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

The square root of 3226138 is about 1796.1453170610. The cubic root of 3226138 is about 147.7613941967.

It can be divided in two parts, 3226 and 138, that added together give a square (3364 = 58²).

The spelling of 3226138 in words is "three million, two hundred twenty-six thousand, one hundred thirty-eight".