406078108 has 24 divisors (see below), whose sum is σ = 768261200. Its totient is φ = 187152768.

The previous prime is 406078093. The next prime is 406078117. The reversal of 406078108 is 801870604.

It is a happy number.

It is a super-4 number, since 4×406078108⁴ (a number of 36 digits) contains 4444 as substring.

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 7 ways as a sum of consecutive naturals, for example, 69393 + ... + 75016.

Almost surely, 2^406078108 is an apocalyptic number.

It is an amenable number.

406078108 is a deficient number, since it is larger than the sum of its proper divisors (362183092).

406078108 is a wasteful number, since it uses less digits than its factorization.

406078108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144469 (or 144467 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 406078108 is about 20151.3798038745. The cubic root of 406078108 is about 740.5195450582.

The spelling of 406078108 in words is "four hundred six million, seventy-eight thousand, one hundred eight".