402411716 has 96 divisors (see below), whose sum is σ = 887040000. Its totient is φ = 159141024.

The previous prime is 402411677. The next prime is 402411721. The reversal of 402411716 is 617114204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1120745 + ... + 1121103.

It is an arithmetic number, because the mean of its divisors is an integer number (9240000).

Almost surely, 2^402411716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402411716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443520000).

402411716 is an abundant number, since it is smaller than the sum of its proper divisors (484628284).

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

402411716 is a wasteful number, since it uses less digits than its factorization.

402411716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 402411716 is about 20060.2022921006. The cubic root of 402411716 is about 738.2841398716.

The spelling of 402411716 in words is "four hundred two million, four hundred eleven thousand, seven hundred sixteen".