676322237 has 4 divisors (see below), whose sum is σ = 716105916. Its totient is φ = 636538560.

The previous prime is 676322201. The next prime is 676322243. The reversal of 676322237 is 732223676.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 528724036 + 147598201 = 22994^2 + 12149^2 .

It is a cyclic number.

It is not a de Polignac number, because 676322237 - 2⁸ = 676321981 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 676322237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676322737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19891814 + ... + 19891847.

It is an arithmetic number, because the mean of its divisors is an integer number (179026479).

Almost surely, 2^676322237 is an apocalyptic number.

It is an amenable number.

676322237 is a deficient number, since it is larger than the sum of its proper divisors (39783679).

676322237 is a wasteful number, since it uses less digits than its factorization.

676322237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39783678.

The product of its digits is 127008, while the sum is 38.

The square root of 676322237 is about 26006.1961270771. The cubic root of 676322237 is about 877.7777248263. Note that the first 4 decimals are identical.

The spelling of 676322237 in words is "six hundred seventy-six million, three hundred twenty-two thousand, two hundred thirty-seven".