487336979 has 2 divisors, whose sum is σ = 487336980. Its totient is φ = 487336978.

The previous prime is 487336951. The next prime is 487336999. The reversal of 487336979 is 979633784.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 487336979 - 2⁸ = 487336723 is a prime.

It is a super-2 number, since 2×487336979² = 474994662201692882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (487336939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243668489 + 243668490.

It is an arithmetic number, because the mean of its divisors is an integer number (243668490).

Almost surely, 2^487336979 is an apocalyptic number.

487336979 is a deficient number, since it is larger than the sum of its proper divisors (1).

487336979 is an equidigital number, since it uses as much as digits as its factorization.

487336979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 56.

The square root of 487336979 is about 22075.7101584524. The cubic root of 487336979 is about 786.9427203352.

The spelling of 487336979 in words is "four hundred eighty-seven million, three hundred thirty-six thousand, nine hundred seventy-nine".