3491794523 has 16 divisors (see below), whose sum is σ = 4160163840. Its totient is φ = 2867724000.

The previous prime is 3491794511. The next prime is 3491794529. The reversal of 3491794523 is 3254971943.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3491794523 - 2¹⁸ = 3491532379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3491794529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57743 + ... + 101576.

It is an arithmetic number, because the mean of its divisors is an integer number (260010240).

Almost surely, 2^3491794523 is an apocalyptic number.

3491794523 is a deficient number, since it is larger than the sum of its proper divisors (668369317).

3491794523 is a wasteful number, since it uses less digits than its factorization.

3491794523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159458.

The product of its digits is 816480, while the sum is 47.

The square root of 3491794523 is about 59091.4081995005. The cubic root of 3491794523 is about 1517.1070498383.

The spelling of 3491794523 in words is "three billion, four hundred ninety-one million, seven hundred ninety-four thousand, five hundred twenty-three".