614680641 has 12 divisors (see below), whose sum is σ = 888101760. Its totient is φ = 409681080.

The previous prime is 614680637. The next prime is 614680669. The reversal of 614680641 is 146086416.

614680641 is a `hidden beast` number, since 6 + 1 + 4 + 6 + 8 + 0 + 641 = 666.

It is not a de Polignac number, because 614680641 - 2² = 614680637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 614680596 and 614680605.

It is not an unprimeable number, because it can be changed into a prime (614680601) 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, 45420 + ... + 57378.

It is an arithmetic number, because the mean of its divisors is an integer number (74008480).

Almost surely, 2^614680641 is an apocalyptic number.

It is an amenable number.

614680641 is a deficient number, since it is larger than the sum of its proper divisors (273421119).

614680641 is a wasteful number, since it uses less digits than its factorization.

614680641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17676 (or 17673 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 614680641 is about 24792.7538002538. The cubic root of 614680641 is about 850.2562738218.

The spelling of 614680641 in words is "six hundred fourteen million, six hundred eighty thousand, six hundred forty-one".