739859987 has 2 divisors, whose sum is σ = 739859988. Its totient is φ = 739859986.

The previous prime is 739859983. The next prime is 739859993. The reversal of 739859987 is 789958937.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 739859987 - 2² = 739859983 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (739859983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369929993 + 369929994.

It is an arithmetic number, because the mean of its divisors is an integer number (369929994).

Almost surely, 2^739859987 is an apocalyptic number.

739859987 is a deficient number, since it is larger than the sum of its proper divisors (1).

739859987 is an equidigital number, since it uses as much as digits as its factorization.

739859987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34292160, while the sum is 65.

The square root of 739859987 is about 27200.3674056069. The cubic root of 739859987 is about 904.4471199527.

The spelling of 739859987 in words is "seven hundred thirty-nine million, eight hundred fifty-nine thousand, nine hundred eighty-seven".