4201223549 has 8 divisors (see below), whose sum is σ = 4448920320. Its totient is φ = 3953589696.

The previous prime is 4201223531. The next prime is 4201223567. The reversal of 4201223549 is 9453221024.

It is an interprime number because it is at equal distance from previous prime (4201223531) and next prime (4201223567).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4201223549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4201223569) 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, 256982 + ... + 272840.

It is an arithmetic number, because the mean of its divisors is an integer number (556115040).

Almost surely, 2^4201223549 is an apocalyptic number.

It is an amenable number.

4201223549 is a deficient number, since it is larger than the sum of its proper divisors (247696771).

4201223549 is a wasteful number, since it uses less digits than its factorization.

4201223549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31459.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4201223549 is about 64816.8461821462. The cubic root of 4201223549 is about 1613.5853061307.

The spelling of 4201223549 in words is "four billion, two hundred one million, two hundred twenty-three thousand, five hundred forty-nine".