64806046 has 4 divisors (see below), whose sum is σ = 97209072. Its totient is φ = 32403022.

The previous prime is 64806037. The next prime is 64806061. The reversal of 64806046 is 64060846.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64060846 = 2 ⋅32030423.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 16201510 + ... + 16201513.

It is an arithmetic number, because the mean of its divisors is an integer number (24302268).

Almost surely, 2^64806046 is an apocalyptic number.

64806046 is a deficient number, since it is larger than the sum of its proper divisors (32403026).

64806046 is a wasteful number, since it uses less digits than its factorization.

64806046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32403025.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 64806046 is about 8050.2202454343. The cubic root of 64806046 is about 401.6722616102.

The spelling of 64806046 in words is "sixty-four million, eight hundred six thousand, forty-six".