423577479 has 8 divisors (see below), whose sum is σ = 608213872. Its totient is φ = 260663040.

The previous prime is 423577471. The next prime is 423577481. The reversal of 423577479 is 974775324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423577479 - 2³ = 423577471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423577471) 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 in 7 ways as a sum of consecutive naturals, for example, 5430442 + ... + 5430519.

It is an arithmetic number, because the mean of its divisors is an integer number (76026734).

Almost surely, 2^423577479 is an apocalyptic number.

423577479 is a deficient number, since it is larger than the sum of its proper divisors (184636393).

423577479 is a wasteful number, since it uses less digits than its factorization.

423577479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10860977.

The product of its digits is 1481760, while the sum is 48.

The square root of 423577479 is about 20580.9980078712. The cubic root of 423577479 is about 751.0075223699.

The spelling of 423577479 in words is "four hundred twenty-three million, five hundred seventy-seven thousand, four hundred seventy-nine".