45782787 has 4 divisors (see below), whose sum is σ = 61043720. Its totient is φ = 30521856.

The previous prime is 45782771. The next prime is 45782809. The reversal of 45782787 is 78728754.

It is a happy number.

45782787 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 not a de Polignac number, because 45782787 - 2⁴ = 45782771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45782287) 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 in 3 ways as a sum of consecutive naturals, for example, 7630462 + ... + 7630467.

It is an arithmetic number, because the mean of its divisors is an integer number (15260930).

Almost surely, 2^45782787 is an apocalyptic number.

45782787 is a deficient number, since it is larger than the sum of its proper divisors (15260933).

45782787 is a wasteful number, since it uses less digits than its factorization.

45782787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15260932.

The product of its digits is 878080, while the sum is 48.

The square root of 45782787 is about 6766.2978799340. The cubic root of 45782787 is about 357.7399227345.

The spelling of 45782787 in words is "forty-five million, seven hundred eighty-two thousand, seven hundred eighty-seven".