766252033 has 4 divisors (see below), whose sum is σ = 811325700. Its totient is φ = 721178368.

The previous prime is 766252021. The next prime is 766252043. The reversal of 766252033 is 330252667.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 330252667 = 29 ⋅11388023.

It can be written as a sum of positive squares in 2 ways, for example, as 536941584 + 229310449 = 23172^2 + 15143^2 .

It is a cyclic number.

It is not a de Polignac number, because 766252033 - 2⁵ = 766252001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 766252033.

It is not an unprimeable number, because it can be changed into a prime (766252043) 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, 22536808 + ... + 22536841.

It is an arithmetic number, because the mean of its divisors is an integer number (202831425).

Almost surely, 2^766252033 is an apocalyptic number.

It is an amenable number.

766252033 is a deficient number, since it is larger than the sum of its proper divisors (45073667).

766252033 is a wasteful number, since it uses less digits than its factorization.

766252033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45073666.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 766252033 is about 27681.2577929544. The cubic root of 766252033 is about 915.0761014471.

It can be divided in two parts, 7662 and 52033, that added together give a palindrome (59695).

The spelling of 766252033 in words is "seven hundred sixty-six million, two hundred fifty-two thousand, thirty-three".