61322677 has 8 divisors (see below), whose sum is σ = 66106040. Its totient is φ = 56548800.

The previous prime is 61322603. The next prime is 61322683. The reversal of 61322677 is 77622316.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2937796 + 58384881 = 1714^2 + 7641^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61322677 - 2⁷ = 61322549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61322377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16927 + ... + 20227.

It is an arithmetic number, because the mean of its divisors is an integer number (8263255).

Almost surely, 2^61322677 is an apocalyptic number.

It is an amenable number.

61322677 is a deficient number, since it is larger than the sum of its proper divisors (4783363).

61322677 is a wasteful number, since it uses less digits than its factorization.

61322677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4743.

The product of its digits is 21168, while the sum is 34.

The square root of 61322677 is about 7830.8797079255. The cubic root of 61322677 is about 394.3426057061.

The spelling of 61322677 in words is "sixty-one million, three hundred twenty-two thousand, six hundred seventy-seven".