64226232 has 144 divisors (see below), whose sum is σ = 210403440. Its totient is φ = 17335296.

The previous prime is 64226207. The next prime is 64226243. The reversal of 64226232 is 23262246.

64226232 is a `hidden beast` number, since 6 + 422 + 6 + 232 = 666.

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

Its product of digits (6912) is a multiple of the sum of its prime divisors (384).

It is a junction number, because it is equal to n+sod(n) for n = 64226196 and 64226205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 181768 + ... + 182120.

It is an arithmetic number, because the mean of its divisors is an integer number (1461135).

Almost surely, 2^64226232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64226232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105201720).

64226232 is an abundant number, since it is smaller than the sum of its proper divisors (146177208).

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

64226232 is a wasteful number, since it uses less digits than its factorization.

64226232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 384 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 64226232 is about 8014.1270266948. The cubic root of 64226232 is about 400.4707624062.

Adding to 64226232 its reverse (23262246), we get a palindrome (87488478).

The spelling of 64226232 in words is "sixty-four million, two hundred twenty-six thousand, two hundred thirty-two".