45344784 has 40 divisors (see below), whose sum is σ = 118360480. Its totient is φ = 14957568.

The previous prime is 45344779. The next prime is 45344791. The reversal of 45344784 is 48744354.

It is a super-2 number, since 2×45344784² = 4112298872013312, which contains 22 as substring.

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, 214 + ... + 9525.

It is an arithmetic number, because the mean of its divisors is an integer number (2959012).

Almost surely, 2^45344784 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 45344784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59180240).

45344784 is an abundant number, since it is smaller than the sum of its proper divisors (73015696).

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

45344784 is a wasteful number, since it uses less digits than its factorization.

45344784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9847 (or 9841 counting only the distinct ones).

The product of its digits is 215040, while the sum is 39.

The square root of 45344784 is about 6733.8535772617. The cubic root of 45344784 is about 356.5954349650.

The spelling of 45344784 in words is "forty-five million, three hundred forty-four thousand, seven hundred eighty-four".