348040037 has 4 divisors (see below), whose sum is σ = 349152300. Its totient is φ = 346927776.

The previous prime is 348040027. The next prime is 348040079. The reversal of 348040037 is 730040843.

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

It can be written as a sum of positive squares in 2 ways, for example, as 98684356 + 249355681 = 9934^2 + 15791^2 .

It is a cyclic number.

It is not a de Polignac number, because 348040037 - 2⁶ = 348039973 is a prime.

It is a super-2 number, since 2×348040037² = 242263734709922738, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 348039991 and 348040009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348040027) 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, 555662 + ... + 556287.

It is an arithmetic number, because the mean of its divisors is an integer number (87288075).

Almost surely, 2^348040037 is an apocalyptic number.

It is an amenable number.

348040037 is a deficient number, since it is larger than the sum of its proper divisors (1112263).

348040037 is a wasteful number, since it uses less digits than its factorization.

348040037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1112262.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 348040037 is about 18655.8311795535. The cubic root of 348040037 is about 703.4119391093.

The spelling of 348040037 in words is "three hundred forty-eight million, forty thousand, thirty-seven".