479729407 has 2 divisors, whose sum is σ = 479729408. Its totient is φ = 479729406.

The previous prime is 479729399. The next prime is 479729429. The reversal of 479729407 is 704927974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 479729407 - 2³ = 479729399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (479729207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239864703 + 239864704.

It is an arithmetic number, because the mean of its divisors is an integer number (239864704).

Almost surely, 2^479729407 is an apocalyptic number.

479729407 is a deficient number, since it is larger than the sum of its proper divisors (1).

479729407 is an equidigital number, since it uses as much as digits as its factorization.

479729407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 889056, while the sum is 49.

The square root of 479729407 is about 21902.7260175532. The cubic root of 479729407 is about 782.8263706083.

The spelling of 479729407 in words is "four hundred seventy-nine million, seven hundred twenty-nine thousand, four hundred seven".