349855977 has 16 divisors (see below), whose sum is σ = 476613632. Its totient is φ = 228214800.

The previous prime is 349855969. The next prime is 349855981. The reversal of 349855977 is 779558943.

It is not a de Polignac number, because 349855977 - 2³ = 349855969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (349855927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24588 + ... + 36114.

It is an arithmetic number, because the mean of its divisors is an integer number (29788352).

Almost surely, 2^349855977 is an apocalyptic number.

It is an amenable number.

349855977 is a deficient number, since it is larger than the sum of its proper divisors (126757655).

349855977 is a wasteful number, since it uses less digits than its factorization.

349855977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11748.

The product of its digits is 9525600, while the sum is 57.

The square root of 349855977 is about 18704.4373612253. The cubic root of 349855977 is about 704.6331958393.

The spelling of 349855977 in words is "three hundred forty-nine million, eight hundred fifty-five thousand, nine hundred seventy-seven".