422024402 has 4 divisors (see below), whose sum is σ = 633036606. Its totient is φ = 211012200.

The previous prime is 422024381. The next prime is 422024417. The reversal of 422024402 is 204420224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 274863241 + 147161161 = 16579^2 + 12131^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105506099 + ... + 105506102.

Almost surely, 2^422024402 is an apocalyptic number.

422024402 is a deficient number, since it is larger than the sum of its proper divisors (211012204).

422024402 is a wasteful number, since it uses less digits than its factorization.

422024402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211012203.

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 422024402 is about 20543.2325109755. The cubic root of 422024402 is about 750.0885240694.

Adding to 422024402 its reverse (204420224), we get a palindrome (626444626).

The spelling of 422024402 in words is "four hundred twenty-two million, twenty-four thousand, four hundred two".