348277969 has 4 divisors (see below), whose sum is σ = 375068596. Its totient is φ = 321487344.

The previous prime is 348277949. The next prime is 348277981. The reversal of 348277969 is 969772843.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47775744 + 300502225 = 6912^2 + 17335^2 .

It is a cyclic number.

It is not a de Polignac number, because 348277969 - 2⁷ = 348277841 is a prime.

It is a super-2 number, since 2×348277969² = 242595087381529922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (348277939) 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, 13395294 + ... + 13395319.

It is an arithmetic number, because the mean of its divisors is an integer number (93767149).

Almost surely, 2^348277969 is an apocalyptic number.

It is an amenable number.

348277969 is a deficient number, since it is larger than the sum of its proper divisors (26790627).

348277969 is a wasteful number, since it uses less digits than its factorization.

348277969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26790626.

The product of its digits is 4572288, while the sum is 55.

The square root of 348277969 is about 18662.2069702380. The cubic root of 348277969 is about 703.5721947002.

The spelling of 348277969 in words is "three hundred forty-eight million, two hundred seventy-seven thousand, nine hundred sixty-nine".