2642582 has 8 divisors (see below), whose sum is σ = 4197096. Its totient is φ = 1243552.

The previous prime is 2642569. The next prime is 2642587. The reversal of 2642582 is 2852462.

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

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38828 + ... + 38895.

It is an arithmetic number, because the mean of its divisors is an integer number (524637).

2^2642582 is an apocalyptic number.

2642582 is a deficient number, since it is larger than the sum of its proper divisors (1554514).

2642582 is a wasteful number, since it uses less digits than its factorization.

2642582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77742.

The product of its digits is 7680, while the sum is 29.

The square root of 2642582 is about 1625.6020423216. The cubic root of 2642582 is about 138.2535072746.

The spelling of 2642582 in words is "two million, six hundred forty-two thousand, five hundred eighty-two".