753649066 has 16 divisors (see below), whose sum is σ = 1209317256. Its totient is φ = 351000576.

The previous prime is 753649051. The next prime is 753649121. The reversal of 753649066 is 660946357.

It can be written as a sum of positive squares in 4 ways, for example, as 638623441 + 115025625 = 25271^2 + 10725^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110961 + ... + 117556.

Almost surely, 2^753649066 is an apocalyptic number.

753649066 is a deficient number, since it is larger than the sum of its proper divisors (455668190).

753649066 is a wasteful number, since it uses less digits than its factorization.

753649066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228633.

The product of its (nonzero) digits is 816480, while the sum is 46.

The square root of 753649066 is about 27452.6695605364. The cubic root of 753649066 is about 910.0314226560.

The spelling of 753649066 in words is "seven hundred fifty-three million, six hundred forty-nine thousand, sixty-six".