406974616 has 32 divisors (see below), whose sum is σ = 777680640. Its totient is φ = 199618848.

The previous prime is 406974593. The next prime is 406974619. The reversal of 406974616 is 616479604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406974619) 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 7 ways as a sum of consecutive naturals, for example, 139525 + ... + 142411.

It is an arithmetic number, because the mean of its divisors is an integer number (24302520).

Almost surely, 2^406974616 is an apocalyptic number.

It is an amenable number.

406974616 is a deficient number, since it is larger than the sum of its proper divisors (370706024).

406974616 is a wasteful number, since it uses less digits than its factorization.

406974616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3223 (or 3219 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 406974616 is about 20173.6118729394. The cubic root of 406974616 is about 741.0640985369.

The spelling of 406974616 in words is "four hundred six million, nine hundred seventy-four thousand, six hundred sixteen".