2280642 has 32 divisors (see below), whose sum is σ = 5615232. Its totient is φ = 601344.

The previous prime is 2280637. The next prime is 2280661. The reversal of 2280642 is 2460822.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1543 + ... + 2634.

It is an arithmetic number, because the mean of its divisors is an integer number (175476).

2^2280642 is an apocalyptic number.

2280642 is an abundant number, since it is smaller than the sum of its proper divisors (3334590).

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

2280642 is a wasteful number, since it uses less digits than its factorization.

2280642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202.

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 2280642 is about 1510.1794595345. The cubic root of 2280642 is about 131.6292396604.

The spelling of 2280642 in words is "two million, two hundred eighty thousand, six hundred forty-two".