422543315 has 8 divisors (see below), whose sum is σ = 507189120. Its totient is φ = 337943232.

The previous prime is 422543269. The next prime is 422543371. The reversal of 422543315 is 513345224.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 422543315 - 2⁸ = 422543059 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14087 + ... + 32303.

It is an arithmetic number, because the mean of its divisors is an integer number (63398640).

Almost surely, 2^422543315 is an apocalyptic number.

422543315 is a deficient number, since it is larger than the sum of its proper divisors (84645805).

422543315 is a wasteful number, since it uses less digits than its factorization.

422543315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22861.

The product of its digits is 14400, while the sum is 29.

The square root of 422543315 is about 20555.8584106819. The cubic root of 422543315 is about 750.3958295737.

Adding to 422543315 its reverse (513345224), we get a palindrome (935888539).

The spelling of 422543315 in words is "four hundred twenty-two million, five hundred forty-three thousand, three hundred fifteen".