423876782 has 16 divisors (see below), whose sum is σ = 729479520. Its totient is φ = 180953088.

The previous prime is 423876779. The next prime is 423876797. The reversal of 423876782 is 287678324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55307 + ... + 62502.

It is an arithmetic number, because the mean of its divisors is an integer number (45592470).

Almost surely, 2^423876782 is an apocalyptic number.

423876782 is a deficient number, since it is larger than the sum of its proper divisors (305602738).

423876782 is a wasteful number, since it uses less digits than its factorization.

423876782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118075.

The product of its digits is 903168, while the sum is 47.

The square root of 423876782 is about 20588.2680670327. The cubic root of 423876782 is about 751.1843698913.

The spelling of 423876782 in words is "four hundred twenty-three million, eight hundred seventy-six thousand, seven hundred eighty-two".