64361360 has 160 divisors (see below), whose sum is σ = 188559360. Its totient is φ = 19920384.

The previous prime is 64361347. The next prime is 64361413. The reversal of 64361360 is 6316346.

It is a super-2 number, since 2×64361360² = 8284769322099200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244589 + ... + 244851.

It is an arithmetic number, because the mean of its divisors is an integer number (1178496).

Almost surely, 2^64361360 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 64361360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94279680).

64361360 is an abundant number, since it is smaller than the sum of its proper divisors (124198000).

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

64361360 is a wasteful number, since it uses less digits than its factorization.

64361360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 64361360 is about 8022.5532095462. The cubic root of 64361360 is about 400.7514208661.

The spelling of 64361360 in words is "sixty-four million, three hundred sixty-one thousand, three hundred sixty".