765252442 has 16 divisors (see below), whose sum is σ = 1167639552. Its totient is φ = 376049520.

The previous prime is 765252437. The next prime is 765252443. The reversal of 765252442 is 244252567.

It is a super-2 number, since 2×765252442² = 1171222599973926728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (765252443) by changing a digit.

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, 259983 + ... + 262909.

It is an arithmetic number, because the mean of its divisors is an integer number (72977472).

Almost surely, 2^765252442 is an apocalyptic number.

765252442 is a deficient number, since it is larger than the sum of its proper divisors (402387110).

765252442 is a wasteful number, since it uses less digits than its factorization.

765252442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5133.

The product of its digits is 134400, while the sum is 37.

The square root of 765252442 is about 27663.1965253475. The cubic root of 765252442 is about 914.6780166424.

The spelling of 765252442 in words is "seven hundred sixty-five million, two hundred fifty-two thousand, four hundred forty-two".