64736854 has 16 divisors (see below), whose sum is σ = 119514528. Its totient is φ = 25610112.

The previous prime is 64736849. The next prime is 64736863. The reversal of 64736854 is 45863746.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 64736854.

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 in 7 ways as a sum of consecutive naturals, for example, 177667 + ... + 178030.

It is an arithmetic number, because the mean of its divisors is an integer number (7469658).

Almost surely, 2^64736854 is an apocalyptic number.

64736854 is a deficient number, since it is larger than the sum of its proper divisors (54777674).

64736854 is a wasteful number, since it uses less digits than its factorization.

64736854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355719.

The product of its digits is 483840, while the sum is 43.

The square root of 64736854 is about 8045.9215755562. The cubic root of 64736854 is about 401.5292584706.

The spelling of 64736854 in words is "sixty-four million, seven hundred thirty-six thousand, eight hundred fifty-four".