61928323 has 4 divisors (see below), whose sum is σ = 61944208. Its totient is φ = 61912440.

The previous prime is 61928303. The next prime is 61928333. The reversal of 61928323 is 32382916.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61928323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61928303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365 + ... + 11377.

It is an arithmetic number, because the mean of its divisors is an integer number (15486052).

Almost surely, 2^61928323 is an apocalyptic number.

61928323 is a deficient number, since it is larger than the sum of its proper divisors (15885).

61928323 is an equidigital number, since it uses as much as digits as its factorization.

61928323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15884.

The product of its digits is 15552, while the sum is 34.

The square root of 61928323 is about 7869.4550637258. The cubic root of 61928323 is about 395.6365807584.

The spelling of 61928323 in words is "sixty-one million, nine hundred twenty-eight thousand, three hundred twenty-three".