405874616 has 16 divisors (see below), whose sum is σ = 869731440. Its totient is φ = 173946240.

The previous prime is 405874577. The next prime is 405874619. The reversal of 405874616 is 616478504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405874619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3623825 + ... + 3623936.

It is an arithmetic number, because the mean of its divisors is an integer number (54358215).

Almost surely, 2^405874616 is an apocalyptic number.

It is an amenable number.

405874616 is an abundant number, since it is smaller than the sum of its proper divisors (463856824).

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

405874616 is a wasteful number, since it uses less digits than its factorization.

405874616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7247774 (or 7247770 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 405874616 is about 20146.3300876363. The cubic root of 405874616 is about 740.3958291373.

The spelling of 405874616 in words is "four hundred five million, eight hundred seventy-four thousand, six hundred sixteen".