766705652 has 24 divisors (see below), whose sum is σ = 1382858400. Its totient is φ = 371732256.

The previous prime is 766705637. The next prime is 766705669. The reversal of 766705652 is 256507667.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7874 + ... + 39942.

It is an arithmetic number, because the mean of its divisors is an integer number (57619100).

Almost surely, 2^766705652 is an apocalyptic number.

It is an amenable number.

766705652 is a deficient number, since it is larger than the sum of its proper divisors (616152748).

766705652 is a wasteful number, since it uses less digits than its factorization.

766705652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32255 (or 32253 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 44.

The square root of 766705652 is about 27689.4501931692. The cubic root of 766705652 is about 915.2566399658.

The spelling of 766705652 in words is "seven hundred sixty-six million, seven hundred five thousand, six hundred fifty-two".