2920556 has 6 divisors (see below), whose sum is σ = 5110980. Its totient is φ = 1460276.

The previous prime is 2920543. The next prime is 2920571. The reversal of 2920556 is 6550292.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365066 + ... + 365073.

It is an arithmetic number, because the mean of its divisors is an integer number (851830).

2^2920556 is an apocalyptic number.

It is an amenable number.

2920556 is a deficient number, since it is larger than the sum of its proper divisors (2190424).

2920556 is a wasteful number, since it uses less digits than its factorization.

2920556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730143 (or 730141 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 2920556 is about 1708.9634285145. The cubic root of 2920556 is about 142.9404613016.

The spelling of 2920556 in words is "two million, nine hundred twenty thousand, five hundred fifty-six".