3291764493 has 8 divisors (see below), whose sum is σ = 4389343488. Its totient is φ = 2194347584.

The previous prime is 3291764477. The next prime is 3291764513. The reversal of 3291764493 is 3944671923.

It is a happy number.

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 3291764493 - 2⁴ = 3291764477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3291764093) 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, 19621 + ... + 83477.

It is an arithmetic number, because the mean of its divisors is an integer number (548667936).

Almost surely, 2^3291764493 is an apocalyptic number.

It is an amenable number.

3291764493 is a deficient number, since it is larger than the sum of its proper divisors (1097578995).

3291764493 is a wasteful number, since it uses less digits than its factorization.

3291764493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81043.

The product of its digits is 979776, while the sum is 48.

The square root of 3291764493 is about 57373.9007999282. The cubic root of 3291764493 is about 1487.5660294866.

The spelling of 3291764493 in words is "three billion, two hundred ninety-one million, seven hundred sixty-four thousand, four hundred ninety-three".