479454769 has 4 divisors (see below), whose sum is σ = 492413044. Its totient is φ = 466496496.

The previous prime is 479454761. The next prime is 479454809. The reversal of 479454769 is 967454974.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 967454974 = 2 ⋅483727487.

It can be written as a sum of positive squares in 2 ways, for example, as 444703744 + 34751025 = 21088^2 + 5895^2 .

It is a cyclic number.

It is not a de Polignac number, because 479454769 - 2³ = 479454761 is a prime.

It is a super-2 number, since 2×479454769² = 459753751033686722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (479454761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6479082 + ... + 6479155.

It is an arithmetic number, because the mean of its divisors is an integer number (123103261).

Almost surely, 2^479454769 is an apocalyptic number.

It is an amenable number.

479454769 is a deficient number, since it is larger than the sum of its proper divisors (12958275).

479454769 is a wasteful number, since it uses less digits than its factorization.

479454769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12958274.

The product of its digits is 7620480, while the sum is 55.

The square root of 479454769 is about 21896.4556264250. The cubic root of 479454769 is about 782.6769565805.

The spelling of 479454769 in words is "four hundred seventy-nine million, four hundred fifty-four thousand, seven hundred sixty-nine".