738670739 has 2 divisors, whose sum is σ = 738670740. Its totient is φ = 738670738.

The previous prime is 738670703. The next prime is 738670747. The reversal of 738670739 is 937076837.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-738670739 is a prime.

It is a super-2 number, since 2×738670739² = 1091268921309612242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (738670789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369335369 + 369335370.

It is an arithmetic number, because the mean of its divisors is an integer number (369335370).

Almost surely, 2^738670739 is an apocalyptic number.

738670739 is a deficient number, since it is larger than the sum of its proper divisors (1).

738670739 is an equidigital number, since it uses as much as digits as its factorization.

738670739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The square root of 738670739 is about 27178.4977325826. The cubic root of 738670739 is about 903.9622585041.

It can be divided in two parts, 7386 and 70739, that added together give a 7-th power (78125 = 5⁷).

The spelling of 738670739 in words is "seven hundred thirty-eight million, six hundred seventy thousand, seven hundred thirty-nine".