4008923 has 8 divisors (see below), whose sum is σ = 4429728. Its totient is φ = 3608704.

The previous prime is 4008919. The next prime is 4008947. The reversal of 4008923 is 3298004.

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

It is a cyclic number.

It is not a de Polignac number, because 4008923 - 2² = 4008919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4008892 and 4008901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4008023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4736 + ... + 5517.

It is an arithmetic number, because the mean of its divisors is an integer number (553716).

Almost surely, 2^4008923 is an apocalyptic number.

4008923 is a deficient number, since it is larger than the sum of its proper divisors (420805).

4008923 is a wasteful number, since it uses less digits than its factorization.

4008923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10293.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4008923 is about 2002.2295073243. The cubic root of 4008923 is about 158.8580540320.

The spelling of 4008923 in words is "four million, eight thousand, nine hundred twenty-three".