406214146 has 24 divisors (see below), whose sum is σ = 669129984. Its totient is φ = 184831920.

The previous prime is 406214141. The next prime is 406214147. The reversal of 406214146 is 641412604.

It is not an unprimeable number, because it can be changed into a prime (406214141) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 15535 + ... + 32461.

It is an arithmetic number, because the mean of its divisors is an integer number (27880416).

Almost surely, 2^406214146 is an apocalyptic number.

406214146 is a deficient number, since it is larger than the sum of its proper divisors (262915838).

406214146 is a wasteful number, since it uses less digits than its factorization.

406214146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17026 (or 17013 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 406214146 is about 20154.7549228464. The cubic root of 406214146 is about 740.6022282897.

The spelling of 406214146 in words is "four hundred six million, two hundred fourteen thousand, one hundred forty-six".