64841336 has 64 divisors (see below), whose sum is σ = 147087360. Its totient is φ = 26208000.

The previous prime is 64841333. The next prime is 64841351. The reversal of 64841336 is 63314846.

It is a junction number, because it is equal to n+sod(n) for n = 64841296 and 64841305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64841333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70721 + ... + 71631.

It is an arithmetic number, because the mean of its divisors is an integer number (2298240).

Almost surely, 2^64841336 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 64841336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73543680).

64841336 is an abundant number, since it is smaller than the sum of its proper divisors (82246024).

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

64841336 is a wasteful number, since it uses less digits than its factorization.

64841336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996 (or 992 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 64841336 is about 8052.4118126186. The cubic root of 64841336 is about 401.7451583165.

The spelling of 64841336 in words is "sixty-four million, eight hundred forty-one thousand, three hundred thirty-six".