64353366 has 180 divisors, whose sum is σ = 187129404. Its totient is φ = 16465680.

The previous prime is 64353343. The next prime is 64353371. The reversal of 64353366 is 66335346.

It is a happy number.

64353366 is a `hidden beast` number, since 64 + 3 + 533 + 66 = 666.

Its product of digits (116640) is a multiple of the sum of its prime divisors (90).

It is a self number, because there is not a number n which added to its sum of digits gives 64353366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 960465 + ... + 960531.

Almost surely, 2^64353366 is an apocalyptic number.

64353366 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 64353366, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93564702).

64353366 is an abundant number, since it is smaller than the sum of its proper divisors (122776038).

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

64353366 is a wasteful number, since it uses less digits than its factorization.

64353366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 90 counting only the distinct ones).

The product of its digits is 116640, while the sum is 36.

The square root of 64353366 is about 8022.0549736336. The cubic root of 64353366 is about 400.7348284081.

It can be divided in two parts, 6435 and 3366, that added together give a square (9801 = 99²).

The spelling of 64353366 in words is "sixty-four million, three hundred fifty-three thousand, three hundred sixty-six".