45259648 has 32 divisors (see below), whose sum is σ = 103048560. Its totient is φ = 19396608.

The previous prime is 45259631. The next prime is 45259657. The reversal of 45259648 is 84695254.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 24361 + ... + 26152.

Almost surely, 2^45259648 is an apocalyptic number.

It is an amenable number.

45259648 is an abundant number, since it is smaller than the sum of its proper divisors (57788912).

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

45259648 is an equidigital number, since it uses as much as digits as its factorization.

45259648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50534 (or 50522 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 45259648 is about 6727.5291155074. The cubic root of 45259648 is about 356.3721227770.

The spelling of 45259648 in words is "forty-five million, two hundred fifty-nine thousand, six hundred forty-eight".