76466321 has 4 divisors (see below), whose sum is σ = 78093312. Its totient is φ = 74839332.

The previous prime is 76466297. The next prime is 76466339. The reversal of 76466321 is 12366467.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 76466321 - 2²⁶ = 9357457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76466371) 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, 813425 + ... + 813518.

It is an arithmetic number, because the mean of its divisors is an integer number (19523328).

Almost surely, 2^76466321 is an apocalyptic number.

It is an amenable number.

76466321 is a deficient number, since it is larger than the sum of its proper divisors (1626991).

76466321 is a wasteful number, since it uses less digits than its factorization.

76466321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1626990.

The product of its digits is 36288, while the sum is 35.

The square root of 76466321 is about 8744.5023300357. The cubic root of 76466321 is about 424.4469317952.

The spelling of 76466321 in words is "seventy-six million, four hundred sixty-six thousand, three hundred twenty-one".