64000898 has 16 divisors (see below), whose sum is σ = 106181880. Its totient is φ = 28740096.

The previous prime is 64000837. The next prime is 64000907. The reversal of 64000898 is 89800046.

It can be written as a sum of positive squares in 4 ways, for example, as 61889689 + 2111209 = 7867^2 + 1453^2 .

It is a super-2 number, since 2×64000898² = 8192229889612808, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32303 + ... + 34226.

Almost surely, 2^64000898 is an apocalyptic number.

64000898 is a deficient number, since it is larger than the sum of its proper divisors (42180982).

64000898 is a wasteful number, since it uses less digits than its factorization.

64000898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66581.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 64000898 is about 8000.0561248031. The cubic root of 64000898 is about 400.0018708246.

The spelling of 64000898 in words is "sixty-four million, eight hundred ninety-eight", and thus it is an aban number.