64494296 has 8 divisors (see below), whose sum is σ = 120926820. Its totient is φ = 32247144.

The previous prime is 64494239. The next prime is 64494299. The reversal of 64494296 is 69249446.

64494296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64494299) 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 as a sum of consecutive naturals, namely, 4030886 + ... + 4030901.

Almost surely, 2^64494296 is an apocalyptic number.

It is an amenable number.

64494296 is a deficient number, since it is larger than the sum of its proper divisors (56432524).

64494296 is a wasteful number, since it uses less digits than its factorization.

64494296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8061793 (or 8061789 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 64494296 is about 8030.8340787243. The cubic root of 64494296 is about 401.0271435162.

The spelling of 64494296 in words is "sixty-four million, four hundred ninety-four thousand, two hundred ninety-six".