3546816769 has 4 divisors (see below), whose sum is σ = 3547779844. Its totient is φ = 3545853696.

The previous prime is 3546816761. The next prime is 3546816787. The reversal of 3546816769 is 9676186453.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9676186453 = 439 ⋅22041427.

It can be written as a sum of positive squares in 2 ways, for example, as 99600400 + 3447216369 = 9980^2 + 58713^2 .

It is a cyclic number.

It is not a de Polignac number, because 3546816769 - 2³ = 3546816761 is a prime.

It is a super-2 number, since 2×3546816769² = 25159818385719198722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3546816761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475992 + ... + 483385.

It is an arithmetic number, because the mean of its divisors is an integer number (886944961).

Almost surely, 2^3546816769 is an apocalyptic number.

It is an amenable number.

3546816769 is a deficient number, since it is larger than the sum of its proper divisors (963075).

3546816769 is an equidigital number, since it uses as much as digits as its factorization.

3546816769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963074.

The product of its digits is 6531840, while the sum is 55.

The square root of 3546816769 is about 59555.1573669317. The cubic root of 3546816769 is about 1525.0342042315.

The spelling of 3546816769 in words is "three billion, five hundred forty-six million, eight hundred sixteen thousand, seven hundred sixty-nine".