479366947 has 2 divisors, whose sum is σ = 479366948. Its totient is φ = 479366946.

The previous prime is 479366893. The next prime is 479366971. The reversal of 479366947 is 749663974.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 479366947 - 2¹⁵ = 479334179 is a prime.

It is a super-2 number, since 2×479366947² = 459585339752201618, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (479366747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239683473 + 239683474.

It is an arithmetic number, because the mean of its divisors is an integer number (239683474).

Almost surely, 2^479366947 is an apocalyptic number.

479366947 is a deficient number, since it is larger than the sum of its proper divisors (1).

479366947 is an equidigital number, since it uses as much as digits as its factorization.

479366947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 55.

The square root of 479366947 is about 21894.4501415313. The cubic root of 479366947 is about 782.6291658695.

The spelling of 479366947 in words is "four hundred seventy-nine million, three hundred sixty-six thousand, nine hundred forty-seven".