3491046349 has 4 divisors (see below), whose sum is σ = 3989767264. Its totient is φ = 2992325436.

The previous prime is 3491046319. The next prime is 3491046353. The reversal of 3491046349 is 9436401943.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3491046349 - 2²³ = 3482657741 is a prime.

It is a super-2 number, since 2×3491046349² = 24374809221732459602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3491046319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249360447 + ... + 249360460.

It is an arithmetic number, because the mean of its divisors is an integer number (997441816).

Almost surely, 2^3491046349 is an apocalyptic number.

It is an amenable number.

3491046349 is a deficient number, since it is larger than the sum of its proper divisors (498720915).

3491046349 is an equidigital number, since it uses as much as digits as its factorization.

3491046349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498720914.

The product of its (nonzero) digits is 279936, while the sum is 43.

The square root of 3491046349 is about 59085.0772107476. The cubic root of 3491046349 is about 1516.9986871115.

The spelling of 3491046349 in words is "three billion, four hundred ninety-one million, forty-six thousand, three hundred forty-nine".