60472309 has 2 divisors, whose sum is σ = 60472310. Its totient is φ = 60472308.

The previous prime is 60472283. The next prime is 60472331. The reversal of 60472309 is 90327406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30802500 + 29669809 = 5550^2 + 5447^2 .

It is a cyclic number.

It is not a de Polignac number, because 60472309 - 2⁹ = 60471797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (60472339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30236154 + 30236155.

It is an arithmetic number, because the mean of its divisors is an integer number (30236155).

Almost surely, 2^60472309 is an apocalyptic number.

It is an amenable number.

60472309 is a deficient number, since it is larger than the sum of its proper divisors (1).

60472309 is an equidigital number, since it uses as much as digits as its factorization.

60472309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 60472309 is about 7776.3943444247. The cubic root of 60472309 is about 392.5113177799.

The spelling of 60472309 in words is "sixty million, four hundred seventy-two thousand, three hundred nine".