64546008 has 32 divisors (see below), whose sum is σ = 170858160. Its totient is φ = 20249600.

The previous prime is 64546003. The next prime is 64546033. The reversal of 64546008 is 80064546.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 64546008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64546003) 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, 78693 + ... + 79508.

Almost surely, 2^64546008 is an apocalyptic number.

64546008 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

64546008 is an abundant number, since it is smaller than the sum of its proper divisors (106312152).

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

64546008 is a wasteful number, since it uses less digits than its factorization.

64546008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158227 (or 158223 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 64546008 is about 8034.0530244703. The cubic root of 64546008 is about 401.1342970517.

The spelling of 64546008 in words is "sixty-four million, five hundred forty-six thousand, eight".