662868007 has 2 divisors, whose sum is σ = 662868008. Its totient is φ = 662868006.

The previous prime is 662868001. The next prime is 662868013. The reversal of 662868007 is 700868266.

It is a balanced prime because it is at equal distance from previous prime (662868001) and next prime (662868013).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-662868007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (662868001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331434003 + 331434004.

It is an arithmetic number, because the mean of its divisors is an integer number (331434004).

Almost surely, 2^662868007 is an apocalyptic number.

662868007 is a deficient number, since it is larger than the sum of its proper divisors (1).

662868007 is an equidigital number, since it uses as much as digits as its factorization.

662868007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 662868007 is about 25746.2231599122. The cubic root of 662868007 is about 871.9180858827.

The spelling of 662868007 in words is "six hundred sixty-two million, eight hundred sixty-eight thousand, seven".