349797788 has 6 divisors (see below), whose sum is σ = 612146136. Its totient is φ = 174898892.

The previous prime is 349797781. The next prime is 349797793. The reversal of 349797788 is 887797943.

349797788 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 349797788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349797781) 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 as a sum of consecutive naturals, namely, 43724720 + ... + 43724727.

It is an arithmetic number, because the mean of its divisors is an integer number (102024356).

Almost surely, 2^349797788 is an apocalyptic number.

It is an amenable number.

349797788 is a deficient number, since it is larger than the sum of its proper divisors (262348348).

349797788 is a wasteful number, since it uses less digits than its factorization.

349797788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87449451 (or 87449449 counting only the distinct ones).

The product of its digits is 21337344, while the sum is 62.

The square root of 349797788 is about 18702.8818100313. The cubic root of 349797788 is about 704.5941281685.

The spelling of 349797788 in words is "three hundred forty-nine million, seven hundred ninety-seven thousand, seven hundred eighty-eight".