422206464 has 44 divisors (see below), whose sum is σ = 1125342344. Its totient is φ = 140734464.

The previous prime is 422206457. The next prime is 422206471. The reversal of 422206464 is 464602224.

It is an interprime number because it is at equal distance from previous prime (422206457) and next prime (422206471).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65647 + ... + 71790.

Almost surely, 2^422206464 is an apocalyptic number.

It is an amenable number.

422206464 is an abundant number, since it is smaller than the sum of its proper divisors (703135880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422206464 is a wasteful number, since it uses less digits than its factorization.

422206464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137460 (or 137442 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 422206464 is about 20547.6632248049. The cubic root of 422206464 is about 750.1963716908.

Adding to 422206464 its reverse (464602224), we get a palindrome (886808688).

It can be divided in two parts, 42220 and 6464, that added together give a palindrome (48684).

The spelling of 422206464 in words is "four hundred twenty-two million, two hundred six thousand, four hundred sixty-four".