739397 has 2 divisors, whose sum is σ = 739398. Its totient is φ = 739396.

The previous prime is 739393. The next prime is 739399. The reversal of 739397 is 793937.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 682276 + 57121 = 826^2 + 239^2 .

739397 is a truncatable prime.

It is a cyclic number.

It is not a de Polignac number, because 739397 - 2² = 739393 is a prime.

Together with 739399, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 739397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (739391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 369698 + 369699.

It is an arithmetic number, because the mean of its divisors is an integer number (369699).

2⁷³⁹³⁹⁷ is an apocalyptic number.

It is an amenable number.

739397 is a deficient number, since it is larger than the sum of its proper divisors (1).

739397 is an equidigital number, since it uses as much as digits as its factorization.

739397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35721, while the sum is 38.

The square root of 739397 is about 859.8819686445. The cubic root of 739397 is about 90.4258419999.

The spelling of 739397 in words is "seven hundred thirty-nine thousand, three hundred ninety-seven".