64906323 has 8 divisors (see below), whose sum is σ = 91632528. Its totient is φ = 40725504.

The previous prime is 64906301. The next prime is 64906327. The reversal of 64906323 is 32360946.

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

It is not a de Polignac number, because 64906323 - 2¹³ = 64898131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64906327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 636286 + ... + 636387.

It is an arithmetic number, because the mean of its divisors is an integer number (11454066).

Almost surely, 2^64906323 is an apocalyptic number.

64906323 is a deficient number, since it is larger than the sum of its proper divisors (26726205).

64906323 is a wasteful number, since it uses less digits than its factorization.

64906323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272693.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 64906323 is about 8056.4460526959. The cubic root of 64906323 is about 401.8793293910.

The spelling of 64906323 in words is "sixty-four million, nine hundred six thousand, three hundred twenty-three".