3440938540 has 24 divisors (see below), whose sum is σ = 7781815440. Its totient is φ = 1270500288.

The previous prime is 3440938531. The next prime is 3440938549. The reversal of 3440938540 is 458390443.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3440938531) and next prime (3440938549).

It is a junction number, because it is equal to n+sod(n) for n = 3440938493 and 3440938502.

It is not an unprimeable number, because it can be changed into a prime (3440938549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6616930 + ... + 6617449.

It is an arithmetic number, because the mean of its divisors is an integer number (324242310).

Almost surely, 2^3440938540 is an apocalyptic number.

It is an amenable number.

3440938540 is an abundant number, since it is smaller than the sum of its proper divisors (4340876900).

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

3440938540 is a wasteful number, since it uses less digits than its factorization.

3440938540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13234401 (or 13234399 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The square root of 3440938540 is about 58659.5136358971. The cubic root of 3440938540 is about 1509.7057362641.

The spelling of 3440938540 in words is "three billion, four hundred forty million, nine hundred thirty-eight thousand, five hundred forty".