3293427749 has 8 divisors (see below), whose sum is σ = 3370979040. Its totient is φ = 3215920176.

The previous prime is 3293427743. The next prime is 3293427811. The reversal of 3293427749 is 9477243923.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3293427749 - 2²⁰ = 3292379173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3293427697 and 3293427706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3293427743) 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, 180362 + ... + 197780.

It is an arithmetic number, because the mean of its divisors is an integer number (421372380).

Almost surely, 2^3293427749 is an apocalyptic number.

It is an amenable number.

3293427749 is a deficient number, since it is larger than the sum of its proper divisors (77551291).

3293427749 is a wasteful number, since it uses less digits than its factorization.

3293427749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21859.

The product of its digits is 2286144, while the sum is 50.

The square root of 3293427749 is about 57388.3938527643. The cubic root of 3293427749 is about 1487.8165320692.

The spelling of 3293427749 in words is "three billion, two hundred ninety-three million, four hundred twenty-seven thousand, seven hundred forty-nine".