402359922 has 48 divisors (see below), whose sum is σ = 928044000. Its totient is φ = 125623872.

The previous prime is 402359917. The next prime is 402359929. The reversal of 402359922 is 229953204.

402359922 is a `hidden beast` number, since 40 + 2 + 3 + 599 + 22 = 666.

It is not an unprimeable number, because it can be changed into a prime (402359929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23829 + ... + 37047.

It is an arithmetic number, because the mean of its divisors is an integer number (19334250).

Almost surely, 2^402359922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402359922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464022000).

402359922 is an abundant number, since it is smaller than the sum of its proper divisors (525684078).

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

402359922 is a wasteful number, since it uses less digits than its factorization.

402359922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13335 (or 13332 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 402359922 is about 20058.9112865080. The cubic root of 402359922 is about 738.2524639140.

The spelling of 402359922 in words is "four hundred two million, three hundred fifty-nine thousand, nine hundred twenty-two".