348006213 has 40 divisors (see below), whose sum is σ = 529855128. Its totient is φ = 227598336.

The previous prime is 348006179. The next prime is 348006247. The reversal of 348006213 is 312600843.

It is a happy number.

348006213 is a `hidden beast` number, since 34 + 8 + 0 + 0 + 621 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (348006179) and next prime (348006247).

It can be written as a sum of positive squares in 4 ways, for example, as 21734244 + 326271969 = 4662^2 + 18063^2 .

It is not a de Polignac number, because 348006213 - 2¹⁷ = 347875141 is a prime.

It is a super-2 number, since 2×348006213² = 242216648573202738, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348006313) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1766431 + ... + 1766627.

Almost surely, 2^348006213 is an apocalyptic number.

It is an amenable number.

348006213 is a deficient number, since it is larger than the sum of its proper divisors (181848915).

348006213 is a wasteful number, since it uses less digits than its factorization.

348006213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 348006213 is about 18654.9246313138. The cubic root of 348006213 is about 703.3891515239.

The spelling of 348006213 in words is "three hundred forty-eight million, six thousand, two hundred thirteen".