422984724 has 12 divisors (see below), whose sum is σ = 986964384. Its totient is φ = 140994904.

The previous prime is 422984719. The next prime is 422984729. The reversal of 422984724 is 427489224.

It is an interprime number because it is at equal distance from previous prime (422984719) and next prime (422984729).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422984729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17624352 + ... + 17624375.

It is an arithmetic number, because the mean of its divisors is an integer number (82247032).

Almost surely, 2^422984724 is an apocalyptic number.

It is an amenable number.

422984724 is an abundant number, since it is smaller than the sum of its proper divisors (563979660).

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

422984724 is a wasteful number, since it uses less digits than its factorization.

422984724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35248734 (or 35248732 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 422984724 is about 20566.5924255818. The cubic root of 422984724 is about 750.6570384548.

The spelling of 422984724 in words is "four hundred twenty-two million, nine hundred eighty-four thousand, seven hundred twenty-four".