3122738 has 8 divisors (see below), whose sum is σ = 4693788. Its totient is φ = 1558144.

The previous prime is 3122737. The next prime is 3122761. The reversal of 3122738 is 8372213.

It can be written as a sum of positive squares in 2 ways, for example, as 3073009 + 49729 = 1753^2 + 223^2 .

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 (3122731) 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, 131 + ... + 2502.

Almost surely, 2^3122738 is an apocalyptic number.

3122738 is a deficient number, since it is larger than the sum of its proper divisors (1571050).

3122738 is a wasteful number, since it uses less digits than its factorization.

3122738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228.

The product of its digits is 2016, while the sum is 26.

The square root of 3122738 is about 1767.1270469324. The cubic root of 3122738 is about 146.1656030460.

The spelling of 3122738 in words is "three million, one hundred twenty-two thousand, seven hundred thirty-eight".