653222473 has 2 divisors, whose sum is σ = 653222474. Its totient is φ = 653222472.

The previous prime is 653222447. The next prime is 653222513. The reversal of 653222473 is 374222356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 615436864 + 37785609 = 24808^2 + 6147^2 .

It is a cyclic number.

It is not a de Polignac number, because 653222473 - 2⁵ = 653222441 is a prime.

It is not a weakly prime, because it can be changed into another prime (653222573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326611236 + 326611237.

It is an arithmetic number, because the mean of its divisors is an integer number (326611237).

Almost surely, 2^653222473 is an apocalyptic number.

It is an amenable number.

653222473 is a deficient number, since it is larger than the sum of its proper divisors (1).

653222473 is an equidigital number, since it uses as much as digits as its factorization.

653222473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 34.

The square root of 653222473 is about 25558.2173282880. The cubic root of 653222473 is about 867.6682498589.

The spelling of 653222473 in words is "six hundred fifty-three million, two hundred twenty-two thousand, four hundred seventy-three".