45255584 has 48 divisors (see below), whose sum is σ = 98431200. Its totient is φ = 20309760.

The previous prime is 45255577. The next prime is 45255593. The reversal of 45255584 is 48555254.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28442 + ... + 29990.

It is an arithmetic number, because the mean of its divisors is an integer number (2050650).

Almost surely, 2^45255584 is an apocalyptic number.

45255584 is a gapful number since it is divisible by the number (44) 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 45255584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49215600).

45255584 is an abundant number, since it is smaller than the sum of its proper divisors (53175616).

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

45255584 is a wasteful number, since it uses less digits than its factorization.

45255584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1653 (or 1645 counting only the distinct ones).

The product of its digits is 160000, while the sum is 38.

The square root of 45255584 is about 6727.2270661841. The cubic root of 45255584 is about 356.3614558826.

The spelling of 45255584 in words is "forty-five million, two hundred fifty-five thousand, five hundred eighty-four".