2442864 has 20 divisors (see below), whose sum is σ = 6310856. Its totient is φ = 814272.

The previous prime is 2442859. The next prime is 2442871. The reversal of 2442864 is 4682442.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 2⁵ + 4² + 4⁶ + 2²¹ + 8⁵ + 6⁶ + 4⁹ .

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25399 + ... + 25494.

2^2442864 is an apocalyptic number.

2442864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2442864 is an abundant number, since it is smaller than the sum of its proper divisors (3867992).

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

2442864 is a wasteful number, since it uses less digits than its factorization.

2442864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50904 (or 50898 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 2442864 is about 1562.9664103876. The cubic root of 2442864 is about 134.6789628132.

The spelling of 2442864 in words is "two million, four hundred forty-two thousand, eight hundred sixty-four".