2440240770 has 128 divisors (see below), whose sum is σ = 6500736000. Its totient is φ = 581333760.

The previous prime is 2440240721. The next prime is 2440240793. The reversal of 2440240770 is 770420442.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6438441 + ... + 6438819.

It is an arithmetic number, because the mean of its divisors is an integer number (50787000).

Almost surely, 2^2440240770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2440240770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3250368000).

2440240770 is an abundant number, since it is smaller than the sum of its proper divisors (4060495230).

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

2440240770 is a wasteful number, since it uses less digits than its factorization.

2440240770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688.

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 2440240770 is about 49398.7932038830. The cubic root of 2440240770 is about 1346.3073793855.

The spelling of 2440240770 in words is "two billion, four hundred forty million, two hundred forty thousand, seven hundred seventy".