348856487 has 16 divisors (see below), whose sum is σ = 404974080. Its totient is φ = 294345888.

The previous prime is 348856483. The next prime is 348856493. The reversal of 348856487 is 784658843.

It is a cyclic number.

It is not a de Polignac number, because 348856487 - 2² = 348856483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348856483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123689 + ... + 126477.

It is an arithmetic number, because the mean of its divisors is an integer number (25310880).

Almost surely, 2^348856487 is an apocalyptic number.

348856487 is a deficient number, since it is larger than the sum of its proper divisors (56117593).

348856487 is a wasteful number, since it uses less digits than its factorization.

348856487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070.

The product of its digits is 5160960, while the sum is 53.

The square root of 348856487 is about 18677.7002599356. The cubic root of 348856487 is about 703.9615427243.

The spelling of 348856487 in words is "three hundred forty-eight million, eight hundred fifty-six thousand, four hundred eighty-seven".