488640413 has 2 divisors, whose sum is σ = 488640414. Its totient is φ = 488640412.

The previous prime is 488640409. The next prime is 488640487. The reversal of 488640413 is 314046884.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 373764889 + 114875524 = 19333^2 + 10718^2 .

It is a cyclic number.

It is not a de Polignac number, because 488640413 - 2² = 488640409 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (488645413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244320206 + 244320207.

It is an arithmetic number, because the mean of its divisors is an integer number (244320207).

Almost surely, 2^488640413 is an apocalyptic number.

It is an amenable number.

488640413 is a deficient number, since it is larger than the sum of its proper divisors (1).

488640413 is an equidigital number, since it uses as much as digits as its factorization.

488640413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 38.

The square root of 488640413 is about 22105.2123491271. The cubic root of 488640413 is about 787.6436827944.

The spelling of 488640413 in words is "four hundred eighty-eight million, six hundred forty thousand, four hundred thirteen".