3646468417 has 2 divisors, whose sum is σ = 3646468418. Its totient is φ = 3646468416.

The previous prime is 3646468409. The next prime is 3646468453. The reversal of 3646468417 is 7148646463.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1974558096 + 1671910321 = 44436^2 + 40889^2 .

It is a cyclic number.

It is not a de Polignac number, because 3646468417 - 2³ = 3646468409 is a prime.

It is not a weakly prime, because it can be changed into another prime (3646468457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823234208 + 1823234209.

It is an arithmetic number, because the mean of its divisors is an integer number (1823234209).

Almost surely, 2^3646468417 is an apocalyptic number.

It is an amenable number.

3646468417 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646468417 is an equidigital number, since it uses as much as digits as its factorization.

3646468417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 49.

The square root of 3646468417 is about 60385.9952058422. The cubic root of 3646468417 is about 1539.1849874525.

The spelling of 3646468417 in words is "three billion, six hundred forty-six million, four hundred sixty-eight thousand, four hundred seventeen".