746500321 has 12 divisors (see below), whose sum is σ = 856553152. Its totient is φ = 637308936.

The previous prime is 746500289. The next prime is 746500327. The reversal of 746500321 is 123005647.

It is not a de Polignac number, because 746500321 - 2⁵ = 746500289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 746500321.

It is not an unprimeable number, because it can be changed into a prime (746500327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1026460 + ... + 1027186.

Almost surely, 2^746500321 is an apocalyptic number.

It is an amenable number.

746500321 is a deficient number, since it is larger than the sum of its proper divisors (110052831).

746500321 is an frugal number, since it uses more digits than its factorization.

746500321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 746500321 is about 27322.1580589821. The cubic root of 746500321 is about 907.1449062163.

Adding to 746500321 its reverse (123005647), we get a palindrome (869505968).

The spelling of 746500321 in words is "seven hundred forty-six million, five hundred thousand, three hundred twenty-one".