3429240647 has 12 divisors (see below), whose sum is σ = 3994022376. Its totient is φ = 2935734480.

The previous prime is 3429240641. The next prime is 3429240667. The reversal of 3429240647 is 7460429243.

3429240647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3429240647 - 2¹⁴ = 3429224263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3429240641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2393 + ... + 82850.

It is an arithmetic number, because the mean of its divisors is an integer number (332835198).

Almost surely, 2^3429240647 is an apocalyptic number.

3429240647 is a deficient number, since it is larger than the sum of its proper divisors (564781729).

3429240647 is an equidigital number, since it uses as much as digits as its factorization.

3429240647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86078 (or 86071 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 41.

The square root of 3429240647 is about 58559.7186383268. The cubic root of 3429240647 is about 1507.9929838939.

The spelling of 3429240647 in words is "three billion, four hundred twenty-nine million, two hundred forty thousand, six hundred forty-seven".