765742232 has 16 divisors (see below), whose sum is σ = 1474571760. Its totient is φ = 372523104.

The previous prime is 765742231. The next prime is 765742259. The reversal of 765742232 is 232247567.

It is a super-2 number, since 2×765742232² = 1172722331736683648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765742231) 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 3 ways as a sum of consecutive naturals, for example, 1293188 + ... + 1293779.

It is an arithmetic number, because the mean of its divisors is an integer number (92160735).

Almost surely, 2^765742232 is an apocalyptic number.

It is an amenable number.

765742232 is a deficient number, since it is larger than the sum of its proper divisors (708829528).

765742232 is a wasteful number, since it uses less digits than its factorization.

765742232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587010 (or 2587006 counting only the distinct ones).

The product of its digits is 141120, while the sum is 38.

The square root of 765742232 is about 27672.0478461570. The cubic root of 765742232 is about 914.8731176645.

Adding to 765742232 its reverse (232247567), we get a palindrome (997989799).

The spelling of 765742232 in words is "seven hundred sixty-five million, seven hundred forty-two thousand, two hundred thirty-two".