2468778 has 32 divisors (see below), whose sum is σ = 5494272. Its totient is φ = 734400.

The previous prime is 2468777. The next prime is 2468789. The reversal of 2468778 is 8778642.

It is not an unprimeable number, because it can be changed into a prime (2468773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1908 + ... + 2928.

It is an arithmetic number, because the mean of its divisors is an integer number (171696).

2^2468778 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2468778, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2747136).

2468778 is an abundant number, since it is smaller than the sum of its proper divisors (3025494).

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

2468778 is a wasteful number, since it uses less digits than its factorization.

2468778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070.

The product of its digits is 150528, while the sum is 42.

The square root of 2468778 is about 1571.2345464634. The cubic root of 2468778 is about 135.1535153500.

The spelling of 2468778 in words is "two million, four hundred sixty-eight thousand, seven hundred seventy-eight".