402211316 has 24 divisors (see below), whose sum is σ = 758589384. Its totient is φ = 185495040.

The previous prime is 402211309. The next prime is 402211321. The reversal of 402211316 is 613112204.

It can be written as a sum of positive squares in 4 ways, for example, as 56400100 + 345811216 = 7510^2 + 18596^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101696 + ... + 105576.

It is an arithmetic number, because the mean of its divisors is an integer number (31607891).

Almost surely, 2^402211316 is an apocalyptic number.

It is an amenable number.

402211316 is a deficient number, since it is larger than the sum of its proper divisors (356378068).

402211316 is a wasteful number, since it uses less digits than its factorization.

402211316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891 (or 5889 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 402211316 is about 20055.2067054917. The cubic root of 402211316 is about 738.1615649875.

The spelling of 402211316 in words is "four hundred two million, two hundred eleven thousand, three hundred sixteen".