739729739 has 4 divisors (see below), whose sum is σ = 845405424. Its totient is φ = 634054056.

The previous prime is 739729729. The next prime is 739729747. The reversal of 739729739 is 937927937.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 739729739 - 2¹² = 739725643 is a prime.

It is a super-2 number, since 2×739729739² = 1094400173522016242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (739729729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52837832 + ... + 52837845.

It is an arithmetic number, because the mean of its divisors is an integer number (211351356).

Almost surely, 2^739729739 is an apocalyptic number.

739729739 is a deficient number, since it is larger than the sum of its proper divisors (105675685).

739729739 is a wasteful number, since it uses less digits than its factorization.

739729739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105675684.

The product of its digits is 4500846, while the sum is 56.

The square root of 739729739 is about 27197.9730678593. The cubic root of 739729739 is about 904.3940426389.

The spelling of 739729739 in words is "seven hundred thirty-nine million, seven hundred twenty-nine thousand, seven hundred thirty-nine".