45488 has 10 divisors (see below), whose sum is σ = 88164. Its totient is φ = 22736.

The previous prime is 45481. The next prime is 45491. The reversal of 45488 is 88454.

It is a self number, because there is not a number n which added to its sum of digits gives 45488.

It is not an unprimeable number, because it can be changed into a prime (45481) by changing a digit.

45488 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406 + ... + 1437.

2⁴⁵⁴⁸⁸ is an apocalyptic number.

It is an amenable number.

45488 is a deficient number, since it is larger than the sum of its proper divisors (42676).

45488 is a wasteful number, since it uses less digits than its factorization.

45488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851 (or 2845 counting only the distinct ones).

The product of its digits is 5120, while the sum is 29.

The square root of 45488 is about 213.2791597883. The cubic root of 45488 is about 35.6970461559.

It can be divided in two parts, 4 and 5488, that multiplied together give a cube (21952 = 28³).

The spelling of 45488 in words is "forty-five thousand, four hundred eighty-eight".