45812782 has 4 divisors (see below), whose sum is σ = 68719176. Its totient is φ = 22906390.

The previous prime is 45812777. The next prime is 45812783. The reversal of 45812782 is 28721854.

45812782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45812783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11453194 + ... + 11453197.

It is an arithmetic number, because the mean of its divisors is an integer number (17179794).

Almost surely, 2^45812782 is an apocalyptic number.

45812782 is a deficient number, since it is larger than the sum of its proper divisors (22906394).

45812782 is a wasteful number, since it uses less digits than its factorization.

45812782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22906393.

The product of its digits is 35840, while the sum is 37.

The square root of 45812782 is about 6768.5140171237. The cubic root of 45812782 is about 357.8180311763.

The spelling of 45812782 in words is "forty-five million, eight hundred twelve thousand, seven hundred eighty-two".