64508006 has 16 divisors (see below), whose sum is σ = 102543840. Its totient is φ = 30381120.

The previous prime is 64507991. The next prime is 64508009. The reversal of 64508006 is 60080546.

It is a super-2 number, since 2×64508006² = 8322565676192072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a self number, because there is not a number n which added to its sum of digits gives 64508006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64508009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11186 + ... + 15941.

It is an arithmetic number, because the mean of its divisors is an integer number (6408990).

Almost surely, 2^64508006 is an apocalyptic number.

64508006 is a deficient number, since it is larger than the sum of its proper divisors (38035834).

64508006 is a wasteful number, since it uses less digits than its factorization.

64508006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27199.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 64508006 is about 8031.6876184274. The cubic root of 64508006 is about 401.0555578770.

The spelling of 64508006 in words is "sixty-four million, five hundred eight thousand, six".