2942556 has 24 divisors (see below), whose sum is σ = 6894720. Its totient is φ = 976752.

The previous prime is 2942539. The next prime is 2942561. The reversal of 2942556 is 6552492.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4225 + ... + 4871.

It is an arithmetic number, because the mean of its divisors is an integer number (287280).

2^2942556 is an apocalyptic number.

It is an amenable number.

2942556 is an abundant number, since it is smaller than the sum of its proper divisors (3952164).

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

2942556 is a wasteful number, since it uses less digits than its factorization.

2942556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 1031 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 2942556 is about 1715.3880027562. The cubic root of 2942556 is about 143.2984783947.

It can be divided in two parts, 294 and 2556, that added together give a triangular number (2850 = T₇₅).

The spelling of 2942556 in words is "two million, nine hundred forty-two thousand, five hundred fifty-six".