45385782 has 16 divisors (see below), whose sum is σ = 97754160. Its totient is φ = 13964832.

The previous prime is 45385759. The next prime is 45385787. The reversal of 45385782 is 28758354.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45385787) by changing a digit.

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, 290857 + ... + 291012.

It is an arithmetic number, because the mean of its divisors is an integer number (6109635).

Almost surely, 2^45385782 is an apocalyptic number.

45385782 is an abundant number, since it is smaller than the sum of its proper divisors (52368378).

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

45385782 is a wasteful number, since it uses less digits than its factorization.

45385782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581887.

The product of its digits is 268800, while the sum is 42.

The square root of 45385782 is about 6736.8970602199. The cubic root of 45385782 is about 356.7028732375.

The spelling of 45385782 in words is "forty-five million, three hundred eighty-five thousand, seven hundred eighty-two".