60646687 has 2 divisors, whose sum is σ = 60646688. Its totient is φ = 60646686.

The previous prime is 60646679. The next prime is 60646693. The reversal of 60646687 is 78664606.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 60646687 - 2³ = 60646679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60646697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30323343 + 30323344.

It is an arithmetic number, because the mean of its divisors is an integer number (30323344).

Almost surely, 2^60646687 is an apocalyptic number.

60646687 is a deficient number, since it is larger than the sum of its proper divisors (1).

60646687 is an equidigital number, since it uses as much as digits as its factorization.

60646687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 60646687 is about 7787.5982818838. The cubic root of 60646687 is about 392.8882377025. Note that the first 3 decimals are identical.

The spelling of 60646687 in words is "sixty million, six hundred forty-six thousand, six hundred eighty-seven".