422531006 has 24 divisors (see below), whose sum is σ = 670712400. Its totient is φ = 199607616.

The previous prime is 422531003. The next prime is 422531017. The reversal of 422531006 is 600135224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422531003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 431990 + ... + 432966.

It is an arithmetic number, because the mean of its divisors is an integer number (27946350).

Almost surely, 2^422531006 is an apocalyptic number.

422531006 is a deficient number, since it is larger than the sum of its proper divisors (248181394).

422531006 is a wasteful number, since it uses less digits than its factorization.

422531006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 422531006 is about 20555.5590048045. The cubic root of 422531006 is about 750.3885429740.

The spelling of 422531006 in words is "four hundred twenty-two million, five hundred thirty-one thousand, six".