2409888 has 48 divisors (see below), whose sum is σ = 6816096. Its totient is φ = 741120.

The previous prime is 2409863. The next prime is 2409893. The reversal of 2409888 is 8889042.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 283 + ... + 2213.

It is an arithmetic number, because the mean of its divisors is an integer number (142002).

2^2409888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2409888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3408048).

2409888 is an abundant number, since it is smaller than the sum of its proper divisors (4406208).

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

2409888 is a wasteful number, since it uses less digits than its factorization.

2409888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957 (or 1949 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 2409888 is about 1552.3813964358. The cubic root of 2409888 is about 134.0702089937.

The spelling of 2409888 in words is "two million, four hundred nine thousand, eight hundred eighty-eight".