740650646 has 16 divisors (see below), whose sum is σ = 1160460000. Its totient is φ = 353863488.

The previous prime is 740650643. The next prime is 740650681. The reversal of 740650646 is 646056047.

740650646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740650643) 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, 40580 + ... + 55928.

It is an arithmetic number, because the mean of its divisors is an integer number (72528750).

Almost surely, 2^740650646 is an apocalyptic number.

740650646 is a deficient number, since it is larger than the sum of its proper divisors (419809354).

740650646 is a wasteful number, since it uses less digits than its factorization.

740650646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16423.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 740650646 is about 27214.8975011849. The cubic root of 740650646 is about 904.7691874983.

The spelling of 740650646 in words is "seven hundred forty million, six hundred fifty thousand, six hundred forty-six".