422344692 has 324 divisors, whose sum is σ = 1465915360. Its totient is φ = 103926240.

The previous prime is 422344687. The next prime is 422344697. The reversal of 422344692 is 296443224.

It is an interprime number because it is at equal distance from previous prime (422344687) and next prime (422344697).

It is a tau number, because it is divible by the number of its divisors (324).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422344697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 22228659 + ... + 22228677.

Almost surely, 2^422344692 is an apocalyptic number.

422344692 is a gapful number since it is divisible by the number (42) 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 422344692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732957680).

422344692 is an abundant number, since it is smaller than the sum of its proper divisors (1043570668).

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

422344692 is a wasteful number, since it uses less digits than its factorization.

422344692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76 (or 42 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 422344692 is about 20551.0265437034. The cubic root of 422344692 is about 750.2782327693.

The spelling of 422344692 in words is "four hundred twenty-two million, three hundred forty-four thousand, six hundred ninety-two".