2442890 has 16 divisors (see below), whose sum is σ = 4423680. Its totient is φ = 971280.

The previous prime is 2442889. The next prime is 2442907. The reversal of 2442890 is 982442.

It is a nialpdrome in base 12.

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, 1271 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (276480).

2^2442890 is an apocalyptic number.

2442890 is a deficient number, since it is larger than the sum of its proper divisors (1980790).

2442890 is a wasteful number, since it uses less digits than its factorization.

2442890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2442890 is about 1562.9747278827. The cubic root of 2442890 is about 134.6794406186.

The spelling of 2442890 in words is "two million, four hundred forty-two thousand, eight hundred ninety".