349098031 has 2 divisors, whose sum is σ = 349098032. Its totient is φ = 349098030.

The previous prime is 349098007. The next prime is 349098091. The reversal of 349098031 is 130890943.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349098031 is a prime.

It is a super-2 number, since 2×349098031² = 243738870496153922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349098091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174549015 + 174549016.

It is an arithmetic number, because the mean of its divisors is an integer number (174549016).

Almost surely, 2^349098031 is an apocalyptic number.

349098031 is a deficient number, since it is larger than the sum of its proper divisors (1).

349098031 is an equidigital number, since it uses as much as digits as its factorization.

349098031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 349098031 is about 18684.1652476101. The cubic root of 349098031 is about 704.1239767187.

The spelling of 349098031 in words is "three hundred forty-nine million, ninety-eight thousand, thirty-one".