422205352 has 8 divisors (see below), whose sum is σ = 791635050. Its totient is φ = 211102672.

The previous prime is 422205317. The next prime is 422205359. The reversal of 422205352 is 253502224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 276423876 + 145781476 = 16626^2 + 12074^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×422205352³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (422205359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26387827 + ... + 26387842.

Almost surely, 2^422205352 is an apocalyptic number.

It is an amenable number.

422205352 is a deficient number, since it is larger than the sum of its proper divisors (369429698).

422205352 is a wasteful number, since it uses less digits than its factorization.

422205352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52775675 (or 52775671 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 422205352 is about 20547.6361657491. The cubic root of 422205352 is about 750.1957130722.

Adding to 422205352 its reverse (253502224), we get a palindrome (675707576).

The spelling of 422205352 in words is "four hundred twenty-two million, two hundred five thousand, three hundred fifty-two".