222601792 has 56 divisors (see below), whose sum is σ = 517184640. Its totient is φ = 93066240.

The previous prime is 222601781. The next prime is 222601817. The reversal of 222601792 is 297106222.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×222601792² = 99103115603222528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12309 + ... + 24427.

It is an arithmetic number, because the mean of its divisors is an integer number (9235440).

Almost surely, 2^222601792 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 222601792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258592320).

222601792 is an abundant number, since it is smaller than the sum of its proper divisors (294582848).

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

222601792 is a wasteful number, since it uses less digits than its factorization.

222601792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12179 (or 12169 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 222601792 is about 14919.8455756083. The cubic root of 222601792 is about 606.0515301445.

The spelling of 222601792 in words is "two hundred twenty-two million, six hundred one thousand, seven hundred ninety-two".