45329568 has 96 divisors (see below), whose sum is σ = 124185600. Its totient is φ = 14466816.

The previous prime is 45329567. The next prime is 45329591. The reversal of 45329568 is 86592354.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (45329561) 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, 326043 + ... + 326181.

It is an arithmetic number, because the mean of its divisors is an integer number (1293600).

Almost surely, 2^45329568 is an apocalyptic number.

45329568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45329568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62092800).

45329568 is an abundant number, since it is smaller than the sum of its proper divisors (78856032).

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

45329568 is a wasteful number, since it uses less digits than its factorization.

45329568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 266 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 45329568 is about 6732.7236687688. The cubic root of 45329568 is about 356.5555438413. Note that the first 4 decimals are identical.

The spelling of 45329568 in words is "forty-five million, three hundred twenty-nine thousand, five hundred sixty-eight".