45658448 has 40 divisors (see below), whose sum is σ = 98163360. Its totient is φ = 20397440.

The previous prime is 45658421. The next prime is 45658453. The reversal of 45658448 is 84485654.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 45658399 and 45658408.

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 7 ways as a sum of consecutive naturals, for example, 8186 + ... + 12582.

It is an arithmetic number, because the mean of its divisors is an integer number (2454084).

Almost surely, 2^45658448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45658448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49081680).

45658448 is an abundant number, since it is smaller than the sum of its proper divisors (52504912).

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

45658448 is a wasteful number, since it uses less digits than its factorization.

45658448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475 (or 4469 counting only the distinct ones).

The product of its digits is 614400, while the sum is 44.

The square root of 45658448 is about 6757.1035214802. The cubic root of 45658448 is about 357.4157735953.

The spelling of 45658448 in words is "forty-five million, six hundred fifty-eight thousand, four hundred forty-eight".