3547345789 has 16 divisors (see below), whose sum is σ = 3929909760. Its totient is φ = 3181127040.

The previous prime is 3547345777. The next prime is 3547345799. The reversal of 3547345789 is 9875437453.

It is not a de Polignac number, because 3547345789 - 2¹³ = 3547337597 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 (3547345799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113464 + ... + 141310.

It is an arithmetic number, because the mean of its divisors is an integer number (245619360).

Almost surely, 2^3547345789 is an apocalyptic number.

It is an amenable number.

3547345789 is a deficient number, since it is larger than the sum of its proper divisors (382563971).

3547345789 is a wasteful number, since it uses less digits than its factorization.

3547345789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28140.

The product of its digits is 12700800, while the sum is 55.

The square root of 3547345789 is about 59559.5986302796. The cubic root of 3547345789 is about 1525.1100218392.

The spelling of 3547345789 in words is "three billion, five hundred forty-seven million, three hundred forty-five thousand, seven hundred eighty-nine".