3491432243 has 16 divisors (see below), whose sum is σ = 3829427616. Its totient is φ = 3163691520.

The previous prime is 3491432237. The next prime is 3491432251. The reversal of 3491432243 is 3422341943.

It is a cyclic number.

It is not a de Polignac number, because 3491432243 - 2⁴ = 3491432227 is a prime.

It is a super-2 number, since 2×3491432243² = 24380198214920022098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3491482243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 248363 + ... + 262043.

It is an arithmetic number, because the mean of its divisors is an integer number (239339226).

Almost surely, 2^3491432243 is an apocalyptic number.

3491432243 is a deficient number, since it is larger than the sum of its proper divisors (337995373).

3491432243 is a wasteful number, since it uses less digits than its factorization.

3491432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14054.

The product of its digits is 62208, while the sum is 35.

The square root of 3491432243 is about 59088.3426997238. The cubic root of 3491432243 is about 1517.0545804898.

The spelling of 3491432243 in words is "three billion, four hundred ninety-one million, four hundred thirty-two thousand, two hundred forty-three".