222497352 has 192 divisors, whose sum is σ = 763776000. Its totient is φ = 56833920.

The previous prime is 222497333. The next prime is 222497393. The reversal of 222497352 is 253794222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 371149 + ... + 371747.

It is an arithmetic number, because the mean of its divisors is an integer number (3978000).

Almost surely, 2^222497352 is an apocalyptic number.

222497352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222497352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (381888000).

222497352 is an abundant number, since it is smaller than the sum of its proper divisors (541278648).

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

222497352 is a wasteful number, since it uses less digits than its factorization.

222497352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696 (or 689 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 222497352 is about 14916.3451287505. The cubic root of 222497352 is about 605.9567331786.

The spelling of 222497352 in words is "two hundred twenty-two million, four hundred ninety-seven thousand, three hundred fifty-two".