3291702493 has 2 divisors, whose sum is σ = 3291702494. Its totient is φ = 3291702492.

The previous prime is 3291702461. The next prime is 3291702499. The reversal of 3291702493 is 3942071923.

3291702493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3233287044 + 58415449 = 56862^2 + 7643^2 .

It is a cyclic number.

It is not a de Polignac number, because 3291702493 - 2⁵ = 3291702461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3291702499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1645851246 + 1645851247.

It is an arithmetic number, because the mean of its divisors is an integer number (1645851247).

Almost surely, 2^3291702493 is an apocalyptic number.

It is an amenable number.

3291702493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3291702493 is an equidigital number, since it uses as much as digits as its factorization.

3291702493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 3291702493 is about 57373.3604820216. The cubic root of 3291702493 is about 1487.5566900505.

The spelling of 3291702493 in words is "three billion, two hundred ninety-one million, seven hundred two thousand, four hundred ninety-three".