3121226 has 8 divisors (see below), whose sum is σ = 4696164. Its totient is φ = 1555840.

The previous prime is 3121219. The next prime is 3121229. The reversal of 3121226 is 6221213.

It can be written as a sum of positive squares in 2 ways, for example, as 3066001 + 55225 = 1751^2 + 235^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3121229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1505 + ... + 2916.

Almost surely, 2^3121226 is an apocalyptic number.

3121226 is a deficient number, since it is larger than the sum of its proper divisors (1574938).

3121226 is a wasteful number, since it uses less digits than its factorization.

3121226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4776.

The product of its digits is 144, while the sum is 17.

The square root of 3121226 is about 1766.6991820907. The cubic root of 3121226 is about 146.1420085732.

Adding to 3121226 its reverse (6221213), we get a palindrome (9342439).

The spelling of 3121226 in words is "three million, one hundred twenty-one thousand, two hundred twenty-six".