202213424 has 60 divisors (see below), whose sum is σ = 468209616. Its totient is φ = 82870656.

The previous prime is 202213393. The next prime is 202213439. The reversal of 202213424 is 424312202.

It is a junction number, because it is equal to n+sod(n) for n = 202213396 and 202213405.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57542 + ... + 60954.

Almost surely, 2^202213424 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 202213424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234104808).

202213424 is an abundant number, since it is smaller than the sum of its proper divisors (265996192).

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

202213424 is a wasteful number, since it uses less digits than its factorization.

202213424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3474 (or 3445 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 202213424 is about 14220.1766515047. The cubic root of 202213424 is about 586.9530012956.

Adding to 202213424 its reverse (424312202), we get a palindrome (626525626).

The spelling of 202213424 in words is "two hundred two million, two hundred thirteen thousand, four hundred twenty-four".