61073823 has 8 divisors (see below), whose sum is σ = 81491328. Its totient is φ = 40686104.

The previous prime is 61073801. The next prime is 61073827. The reversal of 61073823 is 32837016.

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 61073823 - 2¹⁰ = 61072799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61073827) 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, 2115 + ... + 11252.

It is an arithmetic number, because the mean of its divisors is an integer number (10186416).

Almost surely, 2^61073823 is an apocalyptic number.

61073823 is a deficient number, since it is larger than the sum of its proper divisors (20417505).

61073823 is a wasteful number, since it uses less digits than its factorization.

61073823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14893.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 61073823 is about 7814.9742801880. The cubic root of 61073823 is about 393.8084543099.

The spelling of 61073823 in words is "sixty-one million, seventy-three thousand, eight hundred twenty-three".