2442566 has 8 divisors (see below), whose sum is σ = 4187280. Its totient is φ = 1046808.

The previous prime is 2442563. The next prime is 2442571. The reversal of 2442566 is 6652442.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2442566² = 11932257328712, which contains 22 as substring.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2442563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87221 + ... + 87248.

It is an arithmetic number, because the mean of its divisors is an integer number (523410).

2^2442566 is an apocalyptic number.

2442566 is a deficient number, since it is larger than the sum of its proper divisors (1744714).

2442566 is a wasteful number, since it uses less digits than its factorization.

2442566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174478.

The product of its digits is 11520, while the sum is 29.

The square root of 2442566 is about 1562.8710759368. The cubic root of 2442566 is about 134.6734861865.

The spelling of 2442566 in words is "two million, four hundred forty-two thousand, five hundred sixty-six".