3238656678 has 24 divisors (see below), whose sum is σ = 7024266288. Its totient is φ = 1078448112.

The previous prime is 3238656643. The next prime is 3238656679. The reversal of 3238656678 is 8766568323.

3238656678 is a `hidden beast` number, since 3 + 2 + 3 + 8 + 6 + 566 + 78 = 666.

It is a super-3 number, since 3×3238656678³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3238656679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73825 + ... + 109212.

It is an arithmetic number, because the mean of its divisors is an integer number (292677762).

Almost surely, 2^3238656678 is an apocalyptic number.

3238656678 is an abundant number, since it is smaller than the sum of its proper divisors (3785609610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3238656678 is a wasteful number, since it uses less digits than its factorization.

3238656678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184028 (or 184025 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The square root of 3238656678 is about 56909.1967787281. The cubic root of 3238656678 is about 1479.5227152839.

The spelling of 3238656678 in words is "three billion, two hundred thirty-eight million, six hundred fifty-six thousand, six hundred seventy-eight".