64452246 has 32 divisors (see below), whose sum is σ = 133152768. Its totient is φ = 20784960.

The previous prime is 64452217. The next prime is 64452247. The reversal of 64452246 is 64225446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64452247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30211 + ... + 32273.

It is an arithmetic number, because the mean of its divisors is an integer number (4161024).

Almost surely, 2^64452246 is an apocalyptic number.

64452246 is an abundant number, since it is smaller than the sum of its proper divisors (68700522).

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

64452246 is a wasteful number, since it uses less digits than its factorization.

64452246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236.

The product of its digits is 46080, while the sum is 33.

The square root of 64452246 is about 8028.2156174333. The cubic root of 64452246 is about 400.9399685841.

The spelling of 64452246 in words is "sixty-four million, four hundred fifty-two thousand, two hundred forty-six".