65628108 has 216 divisors, whose sum is σ = 217421568. Its totient is φ = 16308864.

The previous prime is 65628107. The next prime is 65628113. The reversal of 65628108 is 80182656.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (65628103) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 979491 + ... + 979557.

Almost surely, 2^65628108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65628108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108710784).

65628108 is an abundant number, since it is smaller than the sum of its proper divisors (151793460).

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

65628108 is a wasteful number, since it uses less digits than its factorization.

65628108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 65628108 is about 8101.1177006633. The cubic root of 65628108 is about 403.3635290707.

The spelling of 65628108 in words is "sixty-five million, six hundred twenty-eight thousand, one hundred eight".