3445042240 has 56 divisors (see below), whose sum is σ = 8486409240. Its totient is φ = 1330495488.

The previous prime is 3445042219. The next prime is 3445042291. The reversal of 3445042240 is 422405443.

It can be written as a sum of positive squares in 4 ways, for example, as 160376896 + 3284665344 = 12664^2 + 57312^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3445042199 and 3445042208.

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, 176337 + ... + 194896.

Almost surely, 2^3445042240 is an apocalyptic number.

It is an amenable number.

3445042240 is an abundant number, since it is smaller than the sum of its proper divisors (5041367000).

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

3445042240 is a wasteful number, since it uses less digits than its factorization.

3445042240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371279 (or 371269 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

The square root of 3445042240 is about 58694.4821938144. The cubic root of 3445042240 is about 1510.3056615555.

Adding to 3445042240 its reverse (422405443), we get a palindrome (3867447683).

The spelling of 3445042240 in words is "three billion, four hundred forty-five million, forty-two thousand, two hundred forty".