3478235347 has 4 divisors (see below), whose sum is σ = 3480136816. Its totient is φ = 3476333880.

The previous prime is 3478235339. The next prime is 3478235363. The reversal of 3478235347 is 7435328743.

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

It is a cyclic number.

It is not a de Polignac number, because 3478235347 - 2³ = 3478235339 is a prime.

It is a super-2 number, since 2×3478235347² = 24196242258240420818, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3478235297 and 3478235306.

It is not an unprimeable number, because it can be changed into a prime (3478235947) 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 in 3 ways as a sum of consecutive naturals, for example, 947988 + ... + 951649.

It is an arithmetic number, because the mean of its divisors is an integer number (870034204).

Almost surely, 2^3478235347 is an apocalyptic number.

3478235347 is a deficient number, since it is larger than the sum of its proper divisors (1901469).

3478235347 is a wasteful number, since it uses less digits than its factorization.

3478235347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1901468.

The product of its digits is 1693440, while the sum is 46.

The square root of 3478235347 is about 58976.5660834878. The cubic root of 3478235347 is about 1515.1407824094.

The spelling of 3478235347 in words is "three billion, four hundred seventy-eight million, two hundred thirty-five thousand, three hundred forty-seven".