422513134 has 4 divisors (see below), whose sum is σ = 633769704. Its totient is φ = 211256566.

The previous prime is 422513131. The next prime is 422513149. The reversal of 422513134 is 431315224.

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

It is a junction number, because it is equal to n+sod(n) for n = 422513099 and 422513108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422513131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105628282 + ... + 105628285.

It is an arithmetic number, because the mean of its divisors is an integer number (158442426).

Almost surely, 2^422513134 is an apocalyptic number.

422513134 is a deficient number, since it is larger than the sum of its proper divisors (211256570).

422513134 is a wasteful number, since it uses less digits than its factorization.

422513134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211256569.

The product of its digits is 2880, while the sum is 25.

The square root of 422513134 is about 20555.1242759561. The cubic root of 422513134 is about 750.3779629748.

Adding to 422513134 its reverse (431315224), we get a palindrome (853828358).

The spelling of 422513134 in words is "four hundred twenty-two million, five hundred thirteen thousand, one hundred thirty-four".