6220706 has 4 divisors (see below), whose sum is σ = 9331062. Its totient is φ = 3110352.

The previous prime is 6220693. The next prime is 6220723. The reversal of 6220706 is 6070226.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6070226 = 2 ⋅3035113.

It can be written as a sum of positive squares in only one way, i.e., 6205081 + 15625 = 2491^2 + 125^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555175 + ... + 1555178.

Almost surely, 2^6220706 is an apocalyptic number.

6220706 is a deficient number, since it is larger than the sum of its proper divisors (3110356).

6220706 is a wasteful number, since it uses less digits than its factorization.

6220706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110355.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 6220706 is about 2494.1343187567. The cubic root of 6220706 is about 183.9133374184.

The spelling of 6220706 in words is "six million, two hundred twenty thousand, seven hundred six".