605898224 has 80 divisors (see below), whose sum is σ = 1293417216. Its totient is φ = 273715200.

The previous prime is 605898151. The next prime is 605898233. The reversal of 605898224 is 422898506.

It is a Cunningham number, because it is equal to 24615²-1.

It is a super-2 number, since 2×605898224² = 734225315692708352, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525994 + ... + 1526390.

Almost surely, 2^605898224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605898224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (646708608).

605898224 is an abundant number, since it is smaller than the sum of its proper divisors (687518992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

605898224 is a wasteful number, since it uses less digits than its factorization.

605898224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The square root of 605898224 is about 24614.9999796872. Note that the first 4 decimals coincide. The cubic root of 605898224 is about 846.1874108593.

The spelling of 605898224 in words is "six hundred five million, eight hundred ninety-eight thousand, two hundred twenty-four".