422300642 has 8 divisors (see below), whose sum is σ = 644187600. Its totient is φ = 207571444.

The previous prime is 422300633. The next prime is 422300653. The reversal of 422300642 is 246003224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×422300642² = 356675664467224328, which contains 22 as substring.

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, 1789292 + ... + 1789527.

It is an arithmetic number, because the mean of its divisors is an integer number (80523450).

Almost surely, 2^422300642 is an apocalyptic number.

422300642 is a deficient number, since it is larger than the sum of its proper divisors (221886958).

422300642 is a wasteful number, since it uses less digits than its factorization.

422300642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3578880.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 422300642 is about 20549.9547931376. The cubic root of 422300642 is about 750.2521475156.

Adding to 422300642 its reverse (246003224), we get a palindrome (668303866).

The spelling of 422300642 in words is "four hundred twenty-two million, three hundred thousand, six hundred forty-two".