746660039 has 2 divisors, whose sum is σ = 746660040. Its totient is φ = 746660038.

The previous prime is 746660029. The next prime is 746660093. The reversal of 746660039 is 930066647.

It is a happy number.

Together with next prime (746660093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-746660039 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 746659978 and 746660005.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (746660029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373330019 + 373330020.

It is an arithmetic number, because the mean of its divisors is an integer number (373330020).

Almost surely, 2^746660039 is an apocalyptic number.

746660039 is a deficient number, since it is larger than the sum of its proper divisors (1).

746660039 is an equidigital number, since it uses as much as digits as its factorization.

746660039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 746660039 is about 27325.0807684076. The cubic root of 746660039 is about 907.2095978778.

The spelling of 746660039 in words is "seven hundred forty-six million, six hundred sixty thousand, thirty-nine".