4224897549 has 20 divisors (see below), whose sum is σ = 6313179840. Its totient is φ = 2815744680.

The previous prime is 4224897541. The next prime is 4224897581. The reversal of 4224897549 is 9457984224.

It is a happy number.

4224897549 is a `hidden beast` number, since 4 + 2 + 2 + 4 + 8 + 97 + 549 = 666.

It is not a de Polignac number, because 4224897549 - 2³ = 4224897541 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4224897495 and 4224897504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224897541) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 374412 + ... + 385530.

It is an arithmetic number, because the mean of its divisors is an integer number (315658992).

Almost surely, 2^4224897549 is an apocalyptic number.

It is an amenable number.

4224897549 is a deficient number, since it is larger than the sum of its proper divisors (2088282291).

4224897549 is a wasteful number, since it uses less digits than its factorization.

4224897549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15822 (or 15813 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 4224897549 is about 64999.2119106070. The cubic root of 4224897549 is about 1616.6104954350.

The spelling of 4224897549 in words is "four billion, two hundred twenty-four million, eight hundred ninety-seven thousand, five hundred forty-nine".