422513205 has 16 divisors (see below), whose sum is σ = 677733504. Its totient is φ = 224769600.

The previous prime is 422513153. The next prime is 422513239. The reversal of 422513205 is 502315224.

It is not a de Polignac number, because 422513205 - 2¹⁸ = 422251061 is a prime.

It is a super-3 number, since 3×422513205³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29521 + ... + 41430.

It is an arithmetic number, because the mean of its divisors is an integer number (42358344).

Almost surely, 2^422513205 is an apocalyptic number.

It is an amenable number.

422513205 is a deficient number, since it is larger than the sum of its proper divisors (255220299).

422513205 is a wasteful number, since it uses less digits than its factorization.

422513205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71356.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 422513205 is about 20555.1260030193. The cubic root of 422513205 is about 750.3780050065.

Adding to 422513205 its reverse (502315224), we get a palindrome (924828429).

The spelling of 422513205 in words is "four hundred twenty-two million, five hundred thirteen thousand, two hundred five".