314140242 has 32 divisors (see below), whose sum is σ = 680641920. Its totient is φ = 96654480.

The previous prime is 314140231. The next prime is 314140247. The reversal of 314140242 is 242041413.

It is not an unprimeable number, because it can be changed into a prime (314140247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1267 + ... + 25097.

It is an arithmetic number, because the mean of its divisors is an integer number (21270060).

Almost surely, 2^314140242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 314140242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340320960).

314140242 is an abundant number, since it is smaller than the sum of its proper divisors (366501678).

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

314140242 is a wasteful number, since it uses less digits than its factorization.

314140242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23875 (or 23849 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 314140242 is about 17724.0018618821. The cubic root of 314140242 is about 679.7896134038.

Adding to 314140242 its reverse (242041413), we get a palindrome (556181655).

The spelling of 314140242 in words is "three hundred fourteen million, one hundred forty thousand, two hundred forty-two".