406144076 has 48 divisors (see below), whose sum is σ = 853140960. Its totient is φ = 167132160.

The previous prime is 406144049. The next prime is 406144091. The reversal of 406144076 is 670441604.

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, 4706 + ... + 28886.

It is an arithmetic number, because the mean of its divisors is an integer number (17773770).

Almost surely, 2^406144076 is an apocalyptic number.

It is an amenable number.

406144076 is an abundant number, since it is smaller than the sum of its proper divisors (446996884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406144076 is a wasteful number, since it uses less digits than its factorization.

406144076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24234 (or 24232 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 406144076 is about 20153.0165483979. The cubic root of 406144076 is about 740.5596423920.

The spelling of 406144076 in words is "four hundred six million, one hundred forty-four thousand, seventy-six".