64849170 has 16 divisors (see below), whose sum is σ = 155638080. Its totient is φ = 17293104.

The previous prime is 64849151. The next prime is 64849207. The reversal of 64849170 is 7194846.

It is a happy number.

64849170 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080790 + ... + 1080849.

It is an arithmetic number, because the mean of its divisors is an integer number (9727380).

Almost surely, 2^64849170 is an apocalyptic number.

64849170 is an abundant number, since it is smaller than the sum of its proper divisors (90788910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64849170 is a wasteful number, since it uses less digits than its factorization.

64849170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161649.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 64849170 is about 8052.8982360390. The cubic root of 64849170 is about 401.7613370127.

The spelling of 64849170 in words is "sixty-four million, eight hundred forty-nine thousand, one hundred seventy".