349526207 has 4 divisors (see below), whose sum is σ = 355450440. Its totient is φ = 343601976.

The previous prime is 349526179. The next prime is 349526213. The reversal of 349526207 is 702625943.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 702625943 = 31 ⋅22665353.

It is a cyclic number.

It is not a de Polignac number, because 349526207 - 2¹⁸ = 349264063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349526237) 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 3 ways as a sum of consecutive naturals, for example, 2962028 + ... + 2962145.

It is an arithmetic number, because the mean of its divisors is an integer number (88862610).

Almost surely, 2^349526207 is an apocalyptic number.

349526207 is a deficient number, since it is larger than the sum of its proper divisors (5924233).

349526207 is an equidigital number, since it uses as much as digits as its factorization.

349526207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5924232.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 349526207 is about 18695.6199950684. The cubic root of 349526207 is about 704.4117333411.

The spelling of 349526207 in words is "three hundred forty-nine million, five hundred twenty-six thousand, two hundred seven".