2842656 has 24 divisors (see below), whose sum is σ = 7462224. Its totient is φ = 947520.

The previous prime is 2842649. The next prime is 2842663. The reversal of 2842656 is 6562482.

2842656 = 558² + 559² + ... + 566².

It is an interprime number because it is at equal distance from previous prime (2842649) and next prime (2842663).

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14710 + ... + 14901.

It is an arithmetic number, because the mean of its divisors is an integer number (310926).

2^2842656 is an apocalyptic number.

It is an amenable number.

2842656 is an abundant number, since it is smaller than the sum of its proper divisors (4619568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2842656 is a wasteful number, since it uses less digits than its factorization.

2842656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29624 (or 29616 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 2842656 is about 1686.0177935004. The cubic root of 2842656 is about 141.6581075952.

It can be divided in two parts, 28426 and 56, that added together give a palindrome (28482).

The spelling of 2842656 in words is "two million, eight hundred forty-two thousand, six hundred fifty-six".