64966798 has 8 divisors (see below), whose sum is σ = 104946408. Its totient is φ = 29984664.

The previous prime is 64966763. The next prime is 64966799. The reversal of 64966798 is 89766946.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64966799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1249336 + ... + 1249387.

It is an arithmetic number, because the mean of its divisors is an integer number (13118301).

Almost surely, 2^64966798 is an apocalyptic number.

64966798 is a deficient number, since it is larger than the sum of its proper divisors (39979610).

64966798 is a wasteful number, since it uses less digits than its factorization.

64966798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498738.

The product of its digits is 3919104, while the sum is 55.

The square root of 64966798 is about 8060.1983846553. The cubic root of 64966798 is about 402.0041046420.

The spelling of 64966798 in words is "sixty-four million, nine hundred sixty-six thousand, seven hundred ninety-eight".