314023140 has 144 divisors (see below), whose sum is σ = 1005129216. Its totient is φ = 79200000.

The previous prime is 314023097. The next prime is 314023169. The reversal of 314023140 is 41320413.

It is a super-2 number, since 2×314023140² = 197221064910919200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417765 + ... + 418515.

It is an arithmetic number, because the mean of its divisors is an integer number (6980064).

Almost surely, 2^314023140 is an apocalyptic number.

314023140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 314023140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502564608).

314023140 is an abundant number, since it is smaller than the sum of its proper divisors (691106076).

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

314023140 is a wasteful number, since it uses less digits than its factorization.

314023140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890 (or 885 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 314023140 is about 17720.6980675142. The cubic root of 314023140 is about 679.7051345563.

Adding to 314023140 its reverse (41320413), we get a palindrome (355343553).

The spelling of 314023140 in words is "three hundred fourteen million, twenty-three thousand, one hundred forty".