64425100 has 36 divisors (see below), whose sum is σ = 140161168. Its totient is φ = 25704000.

The previous prime is 64425091. The next prime is 64425131. The reversal of 64425100 is 152446.

64425100 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 11 ways as a sum of consecutive naturals, for example, 62590 + ... + 63610.

Almost surely, 2^64425100 is an apocalyptic number.

It is an amenable number.

64425100 is an abundant number, since it is smaller than the sum of its proper divisors (75736068).

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

64425100 is a wasteful number, since it uses less digits than its factorization.

64425100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666 (or 1659 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 64425100 is about 8026.5247772620. The cubic root of 64425100 is about 400.8836713747.

Adding to 64425100 its reverse (152446), we get a palindrome (64577546).

The spelling of 64425100 in words is "sixty-four million, four hundred twenty-five thousand, one hundred".