4542782 has 4 divisors (see below), whose sum is σ = 6814176. Its totient is φ = 2271390.

The previous prime is 4542781. The next prime is 4542787. The reversal of 4542782 is 2872454.

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

It is a d-powerful number, because it can be written as 4⁹ + 5⁷ + 4¹¹ + 2 + 7 + 8 + 2¹³ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542781) 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 as a sum of consecutive naturals, namely, 1135694 + ... + 1135697.

It is an arithmetic number, because the mean of its divisors is an integer number (1703544).

Almost surely, 2^4542782 is an apocalyptic number.

4542782 is a deficient number, since it is larger than the sum of its proper divisors (2271394).

4542782 is a wasteful number, since it uses less digits than its factorization.

4542782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2271393.

The product of its digits is 17920, while the sum is 32.

The square root of 4542782 is about 2131.3803039345. The cubic root of 4542782 is about 165.6179096051.

The spelling of 4542782 in words is "four million, five hundred forty-two thousand, seven hundred eighty-two".