739233685369 has 3 divisors (see below), whose sum is σ = 739234545157. Its totient is φ = 739232825582.

The previous prime is 739233685331. The next prime is 739233685381. The reversal of 739233685369 is 963586332937.

The square root of 739233685369 is 859787.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 739233685369 - 2¹⁵ = 739233652601 is a prime.

It is a super-2 number, since 2×739233685369² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 739233685369.

It is not an unprimeable number, because it can be changed into a prime (739233685669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 429894 + ... + 1289680.

Almost surely, 2^739233685369 is an apocalyptic number.

739233685369 is the 859787-th square number.

739233685369 is the 429894-th centered octagonal number.

It is an amenable number.

739233685369 is a deficient number, since it is larger than the sum of its proper divisors (859788).

739233685369 is an frugal number, since it uses more digits than its factorization.

739233685369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1719574 (or 859787 counting only the distinct ones).

The product of its digits is 132269760, while the sum is 64.

Multiplying 739233685369 by its sum of digits (64), we get a square (47310955863616 = 6878296²).

The spelling of 739233685369 in words is "seven hundred thirty-nine billion, two hundred thirty-three million, six hundred eighty-five thousand, three hundred sixty-nine".