340201540 has 24 divisors (see below), whose sum is σ = 816484032. Its totient is φ = 116640480.

The previous prime is 340201531. The next prime is 340201549. The reversal of 340201540 is 45102043.

It is an interprime number because it is at equal distance from previous prime (340201531) and next prime (340201549).

It is not an unprimeable number, because it can be changed into a prime (340201549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214866 + ... + 1215145.

It is an arithmetic number, because the mean of its divisors is an integer number (34020168).

Almost surely, 2^340201540 is an apocalyptic number.

It is an amenable number.

340201540 is an abundant number, since it is smaller than the sum of its proper divisors (476282492).

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

340201540 is a wasteful number, since it uses less digits than its factorization.

340201540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2430027 (or 2430025 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 340201540 is about 18444.5531255165. The cubic root of 340201540 is about 698.0910847930.

Adding to 340201540 its reverse (45102043), we get a palindrome (385303583).

The spelling of 340201540 in words is "three hundred forty million, two hundred one thousand, five hundred forty".