740733397 has 2 divisors, whose sum is σ = 740733398. Its totient is φ = 740733396.

The previous prime is 740733361. The next prime is 740733403. The reversal of 740733397 is 793337047.

740733397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 401842116 + 338891281 = 20046^2 + 18409^2 .

It is a cyclic number.

It is not a de Polignac number, because 740733397 - 2¹¹ = 740731349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740733317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370366698 + 370366699.

It is an arithmetic number, because the mean of its divisors is an integer number (370366699).

Almost surely, 2^740733397 is an apocalyptic number.

It is an amenable number.

740733397 is a deficient number, since it is larger than the sum of its proper divisors (1).

740733397 is an equidigital number, since it uses as much as digits as its factorization.

740733397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 333396, while the sum is 43.

The square root of 740733397 is about 27216.4177841243. The cubic root of 740733397 is about 904.8028820915.

It can be divided in two parts, 7407 and 33397, that added together give a palindrome (40804).

The spelling of 740733397 in words is "seven hundred forty million, seven hundred thirty-three thousand, three hundred ninety-seven".