347434481 has 16 divisors (see below), whose sum is σ = 371755008. Its totient is φ = 323941200.

The previous prime is 347434441. The next prime is 347434487. The reversal of 347434481 is 184434743.

It is not a de Polignac number, because 347434481 - 2¹⁸ = 347172337 is a prime.

It is a super-2 number, since 2×347434481² = 241421437175478722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (347434487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357326 + ... + 358296.

It is an arithmetic number, because the mean of its divisors is an integer number (23234688).

Almost surely, 2^347434481 is an apocalyptic number.

It is an amenable number.

347434481 is a deficient number, since it is larger than the sum of its proper divisors (24320527).

347434481 is a wasteful number, since it uses less digits than its factorization.

347434481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372.

The product of its digits is 129024, while the sum is 38.

The square root of 347434481 is about 18639.5944430130. The cubic root of 347434481 is about 703.0037460335.

The spelling of 347434481 in words is "three hundred forty-seven million, four hundred thirty-four thousand, four hundred eighty-one".