340231400 has 48 divisors (see below), whose sum is σ = 793074240. Its totient is φ = 135742400.

The previous prime is 340231363. The next prime is 340231439. The reversal of 340231400 is 4132043.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84227 + ... + 88173.

It is an arithmetic number, because the mean of its divisors is an integer number (16522380).

Almost surely, 2^340231400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340231400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (396537120).

340231400 is an abundant number, since it is smaller than the sum of its proper divisors (452842840).

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

340231400 is a wasteful number, since it uses less digits than its factorization.

340231400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4394 (or 4385 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 340231400 is about 18445.3625608173. The cubic root of 340231400 is about 698.1115083631. Note that the first 3 decimals are identical.

Adding to 340231400 its reverse (4132043), we get a palindrome (344363443).

The spelling of 340231400 in words is "three hundred forty million, two hundred thirty-one thousand, four hundred".