740212289 has 8 divisors (see below), whose sum is σ = 785488320. Its totient is φ = 696027376.

The previous prime is 740212273. The next prime is 740212301. The reversal of 740212289 is 982212047.

740212289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 740212289 - 2⁴ = 740212273 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740212219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271382 + ... + 274095.

It is an arithmetic number, because the mean of its divisors is an integer number (98186040).

Almost surely, 2^740212289 is an apocalyptic number.

It is an amenable number.

740212289 is a deficient number, since it is larger than the sum of its proper divisors (45276031).

740212289 is a wasteful number, since it uses less digits than its factorization.

740212289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545559.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 740212289 is about 27206.8426870888. The cubic root of 740212289 is about 904.5906552037.

It can be divided in two parts, 7402 and 12289, that added together give a palindrome (19691).

The spelling of 740212289 in words is "seven hundred forty million, two hundred twelve thousand, two hundred eighty-nine".