422604440 has 16 divisors (see below), whose sum is σ = 950860080. Its totient is φ = 169041760.

The previous prime is 422604439. The next prime is 422604451. The reversal of 422604440 is 44406224.

It is a congruent number.

It is an unprimeable number.

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, 5282516 + ... + 5282595.

It is an arithmetic number, because the mean of its divisors is an integer number (59428755).

Almost surely, 2^422604440 is an apocalyptic number.

422604440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422604440 is an abundant number, since it is smaller than the sum of its proper divisors (528255640).

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

422604440 is a wasteful number, since it uses less digits than its factorization.

422604440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10565122 (or 10565118 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 422604440 is about 20557.3451593342. The cubic root of 422604440 is about 750.4320118473.

The spelling of 422604440 in words is "four hundred twenty-two million, six hundred four thousand, four hundred forty".