42782482 has 8 divisors (see below), whose sum is σ = 66386700. Its totient is φ = 20653584.

The previous prime is 42782479. The next prime is 42782491. The reversal of 42782482 is 28428724.

It can be written as a sum of positive squares in 2 ways, for example, as 39929761 + 2852721 = 6319^2 + 1689^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368757 + ... + 368872.

Almost surely, 2^42782482 is an apocalyptic number.

42782482 is a deficient number, since it is larger than the sum of its proper divisors (23604218).

42782482 is a wasteful number, since it uses less digits than its factorization.

42782482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737660.

The product of its digits is 57344, while the sum is 37.

The square root of 42782482 is about 6540.8319042764. The cubic root of 42782482 is about 349.7480690431.

It can be divided in two parts, 42782 and 482, that added together give a square (43264 = 208²).

The spelling of 42782482 in words is "forty-two million, seven hundred eighty-two thousand, four hundred eighty-two".