4221445336 has 32 divisors (see below), whose sum is σ = 8324726400. Its totient is φ = 2004088320.

The previous prime is 4221445331. The next prime is 4221445337. The reversal of 4221445336 is 6335441224.

It is a super-3 number, since 3×4221445336³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221445331) 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, 147441 + ... + 173728.

It is an arithmetic number, because the mean of its divisors is an integer number (260147700).

Almost surely, 2^4221445336 is an apocalyptic number.

It is an amenable number.

4221445336 is a deficient number, since it is larger than the sum of its proper divisors (4103281064).

4221445336 is a wasteful number, since it uses less digits than its factorization.

4221445336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321259 (or 321255 counting only the distinct ones).

The product of its digits is 69120, while the sum is 34.

The square root of 4221445336 is about 64972.6506770349. The cubic root of 4221445336 is about 1616.1700583623.

The spelling of 4221445336 in words is "four billion, two hundred twenty-one million, four hundred forty-five thousand, three hundred thirty-six".