422630132 has 72 divisors (see below), whose sum is σ = 830012568. Its totient is φ = 188006400.

The previous prime is 422630119. The next prime is 422630141. The reversal of 422630132 is 231036224.

It can be written as a sum of positive squares in 12 ways, for example, as 163216 + 422466916 = 404^2 + 20554^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422630098 and 422630107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1753532 + ... + 1753772.

Almost surely, 2^422630132 is an apocalyptic number.

It is an amenable number.

422630132 is a deficient number, since it is larger than the sum of its proper divisors (407382436).

422630132 is a wasteful number, since it uses less digits than its factorization.

422630132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 422630132 is about 20557.9700359739. The cubic root of 422630132 is about 750.4472189036.

Adding to 422630132 its reverse (231036224), we get a palindrome (653666356).

The spelling of 422630132 in words is "four hundred twenty-two million, six hundred thirty thousand, one hundred thirty-two".