422964774 has 64 divisors (see below), whose sum is σ = 976409280. Its totient is φ = 135613440.

The previous prime is 422964761. The next prime is 422964791. The reversal of 422964774 is 477469224.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160314 + ... + 162930.

It is an arithmetic number, because the mean of its divisors is an integer number (15256395).

Almost surely, 2^422964774 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422964774, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488204640).

422964774 is an abundant number, since it is smaller than the sum of its proper divisors (553444506).

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

422964774 is a wasteful number, since it uses less digits than its factorization.

422964774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742 (or 2736 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 422964774 is about 20566.1074100083. The cubic root of 422964774 is about 750.6452367336.

The spelling of 422964774 in words is "four hundred twenty-two million, nine hundred sixty-four thousand, seven hundred seventy-four".