423632765 has 8 divisors (see below), whose sum is σ = 511726848. Its totient is φ = 336661200.

The previous prime is 423632753. The next prime is 423632771. The reversal of 423632765 is 567236324.

It is a happy number.

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

It is not a de Polignac number, because 423632765 - 2⁴ = 423632749 is a prime.

It is a Duffinian number.

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, 279797 + ... + 281306.

It is an arithmetic number, because the mean of its divisors is an integer number (63965856).

Almost surely, 2^423632765 is an apocalyptic number.

It is an amenable number.

423632765 is a deficient number, since it is larger than the sum of its proper divisors (88094083).

423632765 is a wasteful number, since it uses less digits than its factorization.

423632765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561259.

The product of its digits is 181440, while the sum is 38.

The square root of 423632765 is about 20582.3410961921. The cubic root of 423632765 is about 751.0401951769.

The spelling of 423632765 in words is "four hundred twenty-three million, six hundred thirty-two thousand, seven hundred sixty-five".