349599043 has 4 divisors (see below), whose sum is σ = 349659688. Its totient is φ = 349538400.

The previous prime is 349599023. The next prime is 349599083. The reversal of 349599043 is 340995943.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 349599043 - 2⁹ = 349598531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 349598984 and 349599002.

It is not an unprimeable number, because it can be changed into a prime (349599023) 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, 20646 + ... + 33547.

It is an arithmetic number, because the mean of its divisors is an integer number (87414922).

Almost surely, 2^349599043 is an apocalyptic number.

349599043 is a deficient number, since it is larger than the sum of its proper divisors (60645).

349599043 is an equidigital number, since it uses as much as digits as its factorization.

349599043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60644.

The product of its (nonzero) digits is 524880, while the sum is 46.

The square root of 349599043 is about 18697.5678364861. The cubic root of 349599043 is about 704.4606595433.

The spelling of 349599043 in words is "three hundred forty-nine million, five hundred ninety-nine thousand, forty-three".