406955285 has 16 divisors (see below), whose sum is σ = 533336832. Its totient is φ = 295636800.

The previous prime is 406955279. The next prime is 406955291. The reversal of 406955285 is 582559604.

It is an interprime number because it is at equal distance from previous prime (406955279) and next prime (406955291).

It is not a de Polignac number, because 406955285 - 2⁶ = 406955221 is a prime.

It is a super-3 number, since 3×406955285³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52532 + ... + 59778.

It is an arithmetic number, because the mean of its divisors is an integer number (33333552).

Almost surely, 2^406955285 is an apocalyptic number.

It is an amenable number.

406955285 is a deficient number, since it is larger than the sum of its proper divisors (126381547).

406955285 is a wasteful number, since it uses less digits than its factorization.

406955285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8284.

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 406955285 is about 20173.1327512610. The cubic root of 406955285 is about 741.0523650149.

The spelling of 406955285 in words is "four hundred six million, nine hundred fifty-five thousand, two hundred eighty-five".