64046224 has 40 divisors (see below), whose sum is σ = 136723392. Its totient is φ = 28821120.

The previous prime is 64046209. The next prime is 64046249. The reversal of 64046224 is 42264046.

It is a Smith number, since the sum of its digits (28) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 64046192 and 64046201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16362 + ... + 19894.

Almost surely, 2^64046224 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 64046224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68361696).

64046224 is an abundant number, since it is smaller than the sum of its proper divisors (72677168).

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

64046224 is a wasteful number, since it uses less digits than its factorization.

64046224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655 (or 3649 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 64046224 is about 8002.8884785432. Note that the first 3 decimals coincide. The cubic root of 64046224 is about 400.0962768251.

It can be divided in two parts, 640 and 46224, that added together give a palindrome (46864).

The spelling of 64046224 in words is "sixty-four million, forty-six thousand, two hundred twenty-four".