422093976 has 64 divisors (see below), whose sum is σ = 1103742720. Its totient is φ = 134259840.

The previous prime is 422093963. The next prime is 422093989. The reversal of 422093976 is 679390224.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (422093963) and next prime (422093989).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359871 + ... + 361041.

It is an arithmetic number, because the mean of its divisors is an integer number (17245980).

Almost surely, 2^422093976 is an apocalyptic number.

422093976 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422093976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551871360).

422093976 is an abundant number, since it is smaller than the sum of its proper divisors (681648744).

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

422093976 is a wasteful number, since it uses less digits than its factorization.

422093976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1856 (or 1852 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 422093976 is about 20544.9257968969. The cubic root of 422093976 is about 750.1297411106.

The spelling of 422093976 in words is "four hundred twenty-two million, ninety-three thousand, nine hundred seventy-six".