923630406 has 16 divisors (see below), whose sum is σ = 1848267504. Its totient is φ = 307709024.

The previous prime is 923630381. The next prime is 923630429. The reversal of 923630406 is 604036329.

It is a congruent number.

It is an unprimeable number.

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, 29745 + ... + 52268.

It is an arithmetic number, because the mean of its divisors is an integer number (115516719).

Almost surely, 2^923630406 is an apocalyptic number.

923630406 is an abundant number, since it is smaller than the sum of its proper divisors (924637098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

923630406 is a wasteful number, since it uses less digits than its factorization.

923630406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83895.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 923630406 is about 30391.2883241234. The cubic root of 923630406 is about 973.8664559489.

The spelling of 923630406 in words is "nine hundred twenty-three million, six hundred thirty thousand, four hundred six".