60493721 has 2 divisors, whose sum is σ = 60493722. Its totient is φ = 60493720.

The previous prime is 60493717. The next prime is 60493751. The reversal of 60493721 is 12739406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59845696 + 648025 = 7736^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 60493721 - 2² = 60493717 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (60493751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30246860 + 30246861.

It is an arithmetic number, because the mean of its divisors is an integer number (30246861).

Almost surely, 2^60493721 is an apocalyptic number.

It is an amenable number.

60493721 is a deficient number, since it is larger than the sum of its proper divisors (1).

60493721 is an equidigital number, since it uses as much as digits as its factorization.

60493721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 60493721 is about 7777.7709531716. The cubic root of 60493721 is about 392.5576390395.

The spelling of 60493721 in words is "sixty million, four hundred ninety-three thousand, seven hundred twenty-one".