349662853 has 2 divisors, whose sum is σ = 349662854. Its totient is φ = 349662852.

The previous prime is 349662847. The next prime is 349662881. The reversal of 349662853 is 358266943.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288932004 + 60730849 = 16998^2 + 7793^2 .

It is a cyclic number.

It is not a de Polignac number, because 349662853 - 2⁵ = 349662821 is a prime.

It is a super-2 number, since 2×349662853² = 244528221536199218, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349662823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174831426 + 174831427.

It is an arithmetic number, because the mean of its divisors is an integer number (174831427).

Almost surely, 2^349662853 is an apocalyptic number.

It is an amenable number.

349662853 is a deficient number, since it is larger than the sum of its proper divisors (1).

349662853 is an equidigital number, since it uses as much as digits as its factorization.

349662853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 46.

The square root of 349662853 is about 18699.2741302971. The cubic root of 349662853 is about 704.5035171168.

The spelling of 349662853 in words is "three hundred forty-nine million, six hundred sixty-two thousand, eight hundred fifty-three".