405923373 has 16 divisors (see below), whose sum is σ = 601699200. Its totient is φ = 270466560.

The previous prime is 405923351. The next prime is 405923377. The reversal of 405923373 is 373329504.

It is not a de Polignac number, because 405923373 - 2¹⁷ = 405792301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405923377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69808 + ... + 75398.

It is an arithmetic number, because the mean of its divisors is an integer number (37606200).

Almost surely, 2^405923373 is an apocalyptic number.

It is an amenable number.

405923373 is a deficient number, since it is larger than the sum of its proper divisors (195775827).

405923373 is a wasteful number, since it uses less digits than its factorization.

405923373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8289 (or 8283 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 405923373 is about 20147.5401228041. The cubic root of 405923373 is about 740.4254754309.

The spelling of 405923373 in words is "four hundred five million, nine hundred twenty-three thousand, three hundred seventy-three".