45818784 has 120 divisors (see below), whose sum is σ = 147093408. Its totient is φ = 13875840.

The previous prime is 45818777. The next prime is 45818789. The reversal of 45818784 is 48781854.

It is not an unprimeable number, because it can be changed into a prime (45818789) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27709 + ... + 29315.

Almost surely, 2^45818784 is an apocalyptic number.

45818784 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 45818784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73546704).

45818784 is an abundant number, since it is smaller than the sum of its proper divisors (101274624).

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

45818784 is a wasteful number, since it uses less digits than its factorization.

45818784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1640 (or 1623 counting only the distinct ones).

The product of its digits is 286720, while the sum is 45.

The square root of 45818784 is about 6768.9573790947. The cubic root of 45818784 is about 357.8336565829.

The spelling of 45818784 in words is "forty-five million, eight hundred eighteen thousand, seven hundred eighty-four".