348958789 has 4 divisors (see below), whose sum is σ = 351706624. Its totient is φ = 346210956.

The previous prime is 348958787. The next prime is 348958793. The reversal of 348958789 is 987859843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 348958789 - 2¹ = 348958787 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 (348958781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373727 + ... + 1373980.

It is an arithmetic number, because the mean of its divisors is an integer number (87926656).

Almost surely, 2^348958789 is an apocalyptic number.

It is an amenable number.

348958789 is a deficient number, since it is larger than the sum of its proper divisors (2747835).

348958789 is a wasteful number, since it uses less digits than its factorization.

348958789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747834.

The product of its digits is 17418240, while the sum is 61.

The square root of 348958789 is about 18680.4386725794. The cubic root of 348958789 is about 704.0303481289.

The spelling of 348958789 in words is "three hundred forty-eight million, nine hundred fifty-eight thousand, seven hundred eighty-nine".