3073221993 has 8 divisors (see below), whose sum is σ = 4146998688. Its totient is φ = 2024129984.

The previous prime is 3073221989. The next prime is 3073222003. The reversal of 3073221993 is 3991223703.

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

It is a cyclic number.

It is not a de Polignac number, because 3073221993 - 2² = 3073221989 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3073221293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6170880 + ... + 6171377.

It is an arithmetic number, because the mean of its divisors is an integer number (518374836).

Almost surely, 2^3073221993 is an apocalyptic number.

It is an amenable number.

3073221993 is a deficient number, since it is larger than the sum of its proper divisors (1073776695).

3073221993 is a wasteful number, since it uses less digits than its factorization.

3073221993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12342343.

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 3073221993 is about 55436.6484647115. The cubic root of 3073221993 is about 1453.8892011999.

It can be divided in two parts, 30732 and 21993, that added together give a palindrome (52725).

The spelling of 3073221993 in words is "three billion, seventy-three million, two hundred twenty-one thousand, nine hundred ninety-three".