76561322 has 4 divisors (see below), whose sum is σ = 114841986. Its totient is φ = 38280660.

The previous prime is 76561313. The next prime is 76561327. The reversal of 76561322 is 22316567.

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

It can be written as a sum of positive squares in only one way, i.e., 59923081 + 16638241 = 7741^2 + 4079^2 .

It is not an unprimeable number, because it can be changed into a prime (76561327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19140329 + ... + 19140332.

Almost surely, 2^76561322 is an apocalyptic number.

76561322 is a deficient number, since it is larger than the sum of its proper divisors (38280664).

76561322 is a wasteful number, since it uses less digits than its factorization.

76561322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38280663.

The product of its digits is 15120, while the sum is 32.

The square root of 76561322 is about 8749.9326854554. The cubic root of 76561322 is about 424.6226352728.

Adding to 76561322 its reverse (22316567), we get a palindrome (98877889).

The spelling of 76561322 in words is "seventy-six million, five hundred sixty-one thousand, three hundred twenty-two".