2430648 has 120 divisors (see below), whose sum is σ = 7724640. Its totient is φ = 712800.

The previous prime is 2430611. The next prime is 2430671. The reversal of 2430648 is 8460342.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 78393 + ... + 78423.

It is an arithmetic number, because the mean of its divisors is an integer number (64372).

2^2430648 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 2430648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3862320).

2430648 is an abundant number, since it is smaller than the sum of its proper divisors (5293992).

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

2430648 is a wasteful number, since it uses less digits than its factorization.

2430648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2430648 is about 1559.0535590543. The cubic root of 2430648 is about 134.4540917473.

The spelling of 2430648 in words is "two million, four hundred thirty thousand, six hundred forty-eight".