3408273681 has 8 divisors (see below), whose sum is σ = 4556048640. Its totient is φ = 2266340592.

The previous prime is 3408273677. The next prime is 3408273683. The reversal of 3408273681 is 1863728043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3408273681 - 2² = 3408273677 is a prime.

It is a super-2 number, since 2×3408273681² = 23232658969194579522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3408273683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1459105 + ... + 1461438.

It is an arithmetic number, because the mean of its divisors is an integer number (569506080).

Almost surely, 2^3408273681 is an apocalyptic number.

It is an amenable number.

3408273681 is a deficient number, since it is larger than the sum of its proper divisors (1147774959).

3408273681 is a wasteful number, since it uses less digits than its factorization.

3408273681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920935.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 3408273681 is about 58380.4220693890. The cubic root of 3408273681 is about 1504.9133228227.

The spelling of 3408273681 in words is "three billion, four hundred eight million, two hundred seventy-three thousand, six hundred eighty-one".