45325782 has 48 divisors (see below), whose sum is σ = 104906880. Its totient is φ = 14112000.

The previous prime is 45325739. The next prime is 45325783. The reversal of 45325782 is 28752354.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45325783) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14782 + ... + 17582.

It is an arithmetic number, because the mean of its divisors is an integer number (2185560).

Almost surely, 2^45325782 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45325782, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52453440).

45325782 is an abundant number, since it is smaller than the sum of its proper divisors (59581098).

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

45325782 is a wasteful number, since it uses less digits than its factorization.

45325782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869 (or 2866 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 45325782 is about 6732.4424988261. The cubic root of 45325782 is about 356.5456168633.

The spelling of 45325782 in words is "forty-five million, three hundred twenty-five thousand, seven hundred eighty-two".