61320322 has 32 divisors (see below), whose sum is σ = 110512512. Its totient is φ = 24966144.

The previous prime is 61320319. The next prime is 61320349. The reversal of 61320322 is 22302316.

61320322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 61320322.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20898 + ... + 23650.

It is an arithmetic number, because the mean of its divisors is an integer number (3453516).

Almost surely, 2^61320322 is an apocalyptic number.

61320322 is a deficient number, since it is larger than the sum of its proper divisors (49192190).

61320322 is a wasteful number, since it uses less digits than its factorization.

61320322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 61320322 is about 7830.7293402339. The cubic root of 61320322 is about 394.3375576077.

Adding to 61320322 its reverse (22302316), we get a palindrome (83622638).

The spelling of 61320322 in words is "sixty-one million, three hundred twenty thousand, three hundred twenty-two".