422513952 has 96 divisors (see below), whose sum is σ = 1301876352. Its totient is φ = 117448704.

The previous prime is 422513947. The next prime is 422513953. The reversal of 422513952 is 259315224.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (422513953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16368 + ... + 33360.

It is an arithmetic number, because the mean of its divisors is an integer number (13561212).

Almost surely, 2^422513952 is an apocalyptic number.

422513952 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 422513952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (650938176).

422513952 is an abundant number, since it is smaller than the sum of its proper divisors (879362400).

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

422513952 is a wasteful number, since it uses less digits than its factorization.

422513952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17050 (or 17042 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 422513952 is about 20555.1441736612. The cubic root of 422513952 is about 750.3784472270.

The spelling of 422513952 in words is "four hundred twenty-two million, five hundred thirteen thousand, nine hundred fifty-two".