3320242440 has 32 divisors (see below), whose sum is σ = 9960727680. Its totient is φ = 885397952.

The previous prime is 3320242439. The next prime is 3320242459. The reversal of 3320242440 is 442420233.

It is a super-2 number, since 2×3320242440² = 22048019720754307200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3320242440.

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, 13834224 + ... + 13834463.

It is an arithmetic number, because the mean of its divisors is an integer number (311272740).

Almost surely, 2^3320242440 is an apocalyptic number.

3320242440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3320242440 is an abundant number, since it is smaller than the sum of its proper divisors (6640485240).

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

3320242440 is a wasteful number, since it uses less digits than its factorization.

3320242440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27668701 (or 27668697 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 3320242440 is about 57621.5449289586. The cubic root of 3320242440 is about 1491.8434969184.

Adding to 3320242440 its reverse (442420233), we get a palindrome (3762662673).

The spelling of 3320242440 in words is "three billion, three hundred twenty million, two hundred forty-two thousand, four hundred forty".