314221842 has 96 divisors (see below), whose sum is σ = 785453760. Its totient is φ = 93337920.

The previous prime is 314221819. The next prime is 314221847. The reversal of 314221842 is 248122413.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (314221847) 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 47 ways as a sum of consecutive naturals, for example, 282784 + ... + 283892.

It is an arithmetic number, because the mean of its divisors is an integer number (8181810).

Almost surely, 2^314221842 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 314221842, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392726880).

314221842 is an abundant number, since it is smaller than the sum of its proper divisors (471231918).

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

314221842 is a wasteful number, since it uses less digits than its factorization.

314221842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190 (or 1178 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 314221842 is about 17726.3036756116. The cubic root of 314221842 is about 679.8484682535.

The spelling of 314221842 in words is "three hundred fourteen million, two hundred twenty-one thousand, eight hundred forty-two".