765212 has 12 divisors (see below), whose sum is σ = 1530480. Its totient is φ = 327936.

The previous prime is 765211. The next prime is 765227. The reversal of 765212 is 212567.

765212 is an admirable number.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13637 + ... + 13692.

It is an arithmetic number, because the mean of its divisors is an integer number (127540).

2⁷⁶⁵²¹² is an apocalyptic number.

It is an amenable number.

765212 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

765212 is a wasteful number, since it uses less digits than its factorization.

765212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27340 (or 27338 counting only the distinct ones).

The product of its digits is 840, while the sum is 23.

The square root of 765212 is about 874.7639681651. The cubic root of 765212 is about 91.4661903415.

Adding to 765212 its reverse (212567), we get a palindrome (977779).

The spelling of 765212 in words is "seven hundred sixty-five thousand, two hundred twelve".