740958666 has 32 divisors (see below), whose sum is σ = 1729658880. Its totient is φ = 207197616.

The previous prime is 740958641. The next prime is 740958667. The reversal of 740958666 is 666859047.

It is not an unprimeable number, because it can be changed into a prime (740958667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185706 + ... + 189653.

It is an arithmetic number, because the mean of its divisors is an integer number (54051840).

Almost surely, 2^740958666 is an apocalyptic number.

740958666 is an abundant number, since it is smaller than the sum of its proper divisors (988700214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740958666 is a wasteful number, since it uses less digits than its factorization.

740958666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375418.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The square root of 740958666 is about 27220.5559458289. Note that the first 3 decimals coincide. The cubic root of 740958666 is about 904.8945945226.

The spelling of 740958666 in words is "seven hundred forty million, nine hundred fifty-eight thousand, six hundred sixty-six".