64042224 has 40 divisors (see below), whose sum is σ = 165739392. Its totient is φ = 21309120.

The previous prime is 64042193. The next prime is 64042229. The reversal of 64042224 is 42224046.

64042224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 64042194 and 64042203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64042229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41629 + ... + 43139.

Almost surely, 2^64042224 is an apocalyptic number.

It is an amenable number.

64042224 is an abundant number, since it is smaller than the sum of its proper divisors (101697168).

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

64042224 is a wasteful number, since it uses less digits than its factorization.

64042224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405 (or 2399 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 64042224 is about 8002.6385648735. The cubic root of 64042224 is about 400.0879473284.

The spelling of 64042224 in words is "sixty-four million, forty-two thousand, two hundred twenty-four".