2428668 has 36 divisors (see below), whose sum is σ = 6698328. Its totient is φ = 735840.

The previous prime is 2428667. The next prime is 2428687. The reversal of 2428668 is 8668242.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2428661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2671 + ... + 3462.

2^2428668 is an apocalyptic number.

It is an amenable number.

2428668 is an abundant number, since it is smaller than the sum of its proper divisors (4269660).

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

2428668 is a wasteful number, since it uses less digits than its factorization.

2428668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6154 (or 6149 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 2428668 is about 1558.4184290491. The cubic root of 2428668 is about 134.4175731698.

The spelling of 2428668 in words is "two million, four hundred twenty-eight thousand, six hundred sixty-eight".