224983749 has 8 divisors (see below), whose sum is σ = 300479872. Its totient is φ = 149738400.

The previous prime is 224983741. The next prime is 224983751. The reversal of 224983749 is 947389422.

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

It is not a de Polignac number, because 224983749 - 2³ = 224983741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 224983698 and 224983707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224983741) 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, 60589 + ... + 64194.

It is an arithmetic number, because the mean of its divisors is an integer number (37559984).

Almost surely, 2^224983749 is an apocalyptic number.

It is an amenable number.

224983749 is a deficient number, since it is larger than the sum of its proper divisors (75496123).

224983749 is a wasteful number, since it uses less digits than its factorization.

224983749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125387.

The product of its digits is 870912, while the sum is 48.

The square root of 224983749 is about 14999.4582902184. The cubic root of 224983749 is about 608.2055559656.

The spelling of 224983749 in words is "two hundred twenty-four million, nine hundred eighty-three thousand, seven hundred forty-nine".