64350478 has 8 divisors (see below), whose sum is σ = 99854280. Its totient is φ = 31065720.

The previous prime is 64350469. The next prime is 64350497. The reversal of 64350478 is 87405346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554688 + ... + 554803.

It is an arithmetic number, because the mean of its divisors is an integer number (12481785).

Almost surely, 2^64350478 is an apocalyptic number.

64350478 is a deficient number, since it is larger than the sum of its proper divisors (35503802).

64350478 is a wasteful number, since it uses less digits than its factorization.

64350478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109522.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 64350478 is about 8021.8749678613. The cubic root of 64350478 is about 400.7288336970.

The spelling of 64350478 in words is "sixty-four million, three hundred fifty thousand, four hundred seventy-eight".