64100850 has 96 divisors (see below), whose sum is σ = 176935104. Its totient is φ = 15225600.

The previous prime is 64100833. The next prime is 64100867. The reversal of 64100850 is 5800146.

It is an interprime number because it is at equal distance from previous prime (64100833) and next prime (64100867).

It is a self number, because there is not a number n which added to its sum of digits gives 64100850.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87084 + ... + 87816.

It is an arithmetic number, because the mean of its divisors is an integer number (1843074).

Almost surely, 2^64100850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 64100850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88467552).

64100850 is an abundant number, since it is smaller than the sum of its proper divisors (112834254).

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

64100850 is a wasteful number, since it uses less digits than its factorization.

64100850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812 (or 807 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 64100850 is about 8006.3006438679. The cubic root of 64100850 is about 400.2099939038.

Adding to 64100850 its reverse (5800146), we get a palindrome (69900996).

The spelling of 64100850 in words is "sixty-four million, one hundred thousand, eight hundred fifty".