3430540040 has 16 divisors (see below), whose sum is σ = 7718715180. Its totient is φ = 1372216000.

The previous prime is 3430540039. The next prime is 3430540051. The reversal of 3430540040 is 400450343.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3102712804 + 327827236 = 55702^2 + 18106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3430539988 and 3430540015.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42881711 + ... + 42881790.

Almost surely, 2^3430540040 is an apocalyptic number.

It is an amenable number.

3430540040 is an abundant number, since it is smaller than the sum of its proper divisors (4288175140).

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

3430540040 is a wasteful number, since it uses less digits than its factorization.

3430540040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85763512 (or 85763508 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 3430540040 is about 58570.8121849100. The cubic root of 3430540040 is about 1508.1834272300.

Adding to 3430540040 its reverse (400450343), we get a palindrome (3830990383).

The spelling of 3430540040 in words is "three billion, four hundred thirty million, five hundred forty thousand, forty".