740964689 has 8 divisors (see below), whose sum is σ = 747396672. Its totient is φ = 734544720.

The previous prime is 740964683. The next prime is 740964713. The reversal of 740964689 is 986469047.

It is a happy number.

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 740964689 - 2²⁰ = 739916113 is a prime.

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 740964689.

It is not an unprimeable number, because it can be changed into a prime (740964683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156572 + ... + 161234.

It is an arithmetic number, because the mean of its divisors is an integer number (93424584).

Almost surely, 2^740964689 is an apocalyptic number.

It is an amenable number.

740964689 is a deficient number, since it is larger than the sum of its proper divisors (6431983).

740964689 is a wasteful number, since it uses less digits than its factorization.

740964689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6007.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The square root of 740964689 is about 27220.6665789065. Note that the first 3 decimals coincide. The cubic root of 740964689 is about 904.8970463757.

The spelling of 740964689 in words is "seven hundred forty million, nine hundred sixty-four thousand, six hundred eighty-nine".