923406407 has 8 divisors (see below), whose sum is σ = 1151260032. Its totient is φ = 719537400.

The previous prime is 923406383. The next prime is 923406409. The reversal of 923406407 is 704604329.

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 923406407 - 2⁶ = 923406343 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 (923406409) 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, 5996069 + ... + 5996222.

It is an arithmetic number, because the mean of its divisors is an integer number (143907504).

Almost surely, 2^923406407 is an apocalyptic number.

923406407 is a deficient number, since it is larger than the sum of its proper divisors (227853625).

923406407 is a wasteful number, since it uses less digits than its factorization.

923406407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11992309.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 923406407 is about 30387.6028505047. The cubic root of 923406407 is about 973.7877221653.

The spelling of 923406407 in words is "nine hundred twenty-three million, four hundred six thousand, four hundred seven".