3220074979 has 4 divisors (see below), whose sum is σ = 3512809080. Its totient is φ = 2927340880.

The previous prime is 3220074937. The next prime is 3220074983. The reversal of 3220074979 is 9794700223.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3220074979 - 2²³ = 3211686371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3220074929) 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, 146367034 + ... + 146367055.

It is an arithmetic number, because the mean of its divisors is an integer number (878202270).

Almost surely, 2^3220074979 is an apocalyptic number.

3220074979 is a deficient number, since it is larger than the sum of its proper divisors (292734101).

3220074979 is a wasteful number, since it uses less digits than its factorization.

3220074979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292734100.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 3220074979 is about 56745.7044982261. The cubic root of 3220074979 is about 1476.6877135114.

The spelling of 3220074979 in words is "three billion, two hundred twenty million, seventy-four thousand, nine hundred seventy-nine".