3122071 has 4 divisors (see below), whose sum is σ = 3181032. Its totient is φ = 3063112.

The previous prime is 3122059. The next prime is 3122107. The reversal of 3122071 is 1702213.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122071 is a prime.

It is a Duffinian number.

3122071 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122671) 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, 29401 + ... + 29506.

It is an arithmetic number, because the mean of its divisors is an integer number (795258).

Almost surely, 2^3122071 is an apocalyptic number.

3122071 is a deficient number, since it is larger than the sum of its proper divisors (58961).

3122071 is an equidigital number, since it uses as much as digits as its factorization.

3122071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58960.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 3122071 is about 1766.9383124490. The cubic root of 3122071 is about 146.1551955767.

Adding to 3122071 its reverse (1702213), we get a palindrome (4824284).

The spelling of 3122071 in words is "three million, one hundred twenty-two thousand, seventy-one".