479529447 has 16 divisors (see below), whose sum is σ = 648468480. Its totient is φ = 315151200.

The previous prime is 479529443. The next prime is 479529451. The reversal of 479529447 is 744925974.

It is an interprime number because it is at equal distance from previous prime (479529443) and next prime (479529451).

It is not a de Polignac number, because 479529447 - 2² = 479529443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 479529447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479529443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214797 + ... + 217017.

It is an arithmetic number, because the mean of its divisors is an integer number (40529280).

Almost surely, 2^479529447 is an apocalyptic number.

479529447 is a deficient number, since it is larger than the sum of its proper divisors (168939033).

479529447 is a wasteful number, since it uses less digits than its factorization.

479529447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214.

The product of its digits is 2540160, while the sum is 51.

The square root of 479529447 is about 21898.1608131825. The cubic root of 479529447 is about 782.7175900384.

The spelling of 479529447 in words is "four hundred seventy-nine million, five hundred twenty-nine thousand, four hundred forty-seven".