3400565047 has 4 divisors (see below), whose sum is σ = 3709707336. Its totient is φ = 3091422760.

The previous prime is 3400565039. The next prime is 3400565089. The reversal of 3400565047 is 7405650043.

It is a happy number.

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 3400565047 - 2³ = 3400565039 is a prime.

It is a super-2 number, since 2×3400565047² = 23127685277756224418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400565347) 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, 154571128 + ... + 154571149.

It is an arithmetic number, because the mean of its divisors is an integer number (927426834).

Almost surely, 2^3400565047 is an apocalyptic number.

3400565047 is a deficient number, since it is larger than the sum of its proper divisors (309142289).

3400565047 is a wasteful number, since it uses less digits than its factorization.

3400565047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309142288.

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 3400565047 is about 58314.3639852138. The cubic root of 3400565047 is about 1503.7778914066. Note that the first 3 decimals are identical.

The spelling of 3400565047 in words is "three billion, four hundred million, five hundred sixty-five thousand, forty-seven".