64350576 has 120 divisors (see below), whose sum is σ = 193362624. Its totient is φ = 19906560.

The previous prime is 64350557. The next prime is 64350599. The reversal of 64350576 is 67505346.

64350576 is a `hidden beast` number, since 643 + 5 + 0 + 5 + 7 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 64350576.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237321 + ... + 237591.

Almost surely, 2^64350576 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 64350576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96681312).

64350576 is an abundant number, since it is smaller than the sum of its proper divisors (129012048).

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

64350576 is a wasteful number, since it uses less digits than its factorization.

64350576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399 (or 390 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 64350576 is about 8021.8810761566. The cubic root of 64350576 is about 400.7290371216.

The spelling of 64350576 in words is "sixty-four million, three hundred fifty thousand, five hundred seventy-six".