349860771 has 48 divisors (see below), whose sum is σ = 561296736. Its totient is φ = 208631808.

The previous prime is 349860757. The next prime is 349860773. The reversal of 349860771 is 177068943.

349860771 is a `hidden beast` number, since 34 + 9 + 8 + 607 + 7 + 1 = 666.

It is not a de Polignac number, because 349860771 - 2⁵ = 349860739 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (349860773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 990931 + ... + 991283.

It is an arithmetic number, because the mean of its divisors is an integer number (11693682).

Almost surely, 2^349860771 is an apocalyptic number.

349860771 is a deficient number, since it is larger than the sum of its proper divisors (211435965).

349860771 is a wasteful number, since it uses less digits than its factorization.

349860771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 349860771 is about 18704.5655121951. The cubic root of 349860771 is about 704.6364143028.

The spelling of 349860771 in words is "three hundred forty-nine million, eight hundred sixty thousand, seven hundred seventy-one".