766452413 has 4 divisors (see below), whose sum is σ = 766511580. Its totient is φ = 766393248.

The previous prime is 766452389. The next prime is 766452439. The reversal of 766452413 is 314254667.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 438190489 + 328261924 = 20933^2 + 18118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-766452413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766352413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848 + ... + 39161.

It is an arithmetic number, because the mean of its divisors is an integer number (191627895).

Almost surely, 2^766452413 is an apocalyptic number.

It is an amenable number.

766452413 is a deficient number, since it is larger than the sum of its proper divisors (59167).

766452413 is a wasteful number, since it uses less digits than its factorization.

766452413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59166.

The product of its digits is 120960, while the sum is 38.

The square root of 766452413 is about 27684.8769728168. The cubic root of 766452413 is about 915.1558606560.

The spelling of 766452413 in words is "seven hundred sixty-six million, four hundred fifty-two thousand, four hundred thirteen".