340424140 has 48 divisors (see below), whose sum is σ = 860025600. Its totient is φ = 110572992.

The previous prime is 340424131. The next prime is 340424153. The reversal of 340424140 is 41424043.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61330 + ... + 66649.

It is an arithmetic number, because the mean of its divisors is an integer number (17917200).

Almost surely, 2^340424140 is an apocalyptic number.

It is an amenable number.

340424140 is an abundant number, since it is smaller than the sum of its proper divisors (519601460).

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

340424140 is a wasteful number, since it uses less digits than its factorization.

340424140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128014 (or 128012 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 340424140 is about 18450.5864405444. The cubic root of 340424140 is about 698.2433094569.

Adding to 340424140 its reverse (41424043), we get a palindrome (381848183).

The spelling of 340424140 in words is "three hundred forty million, four hundred twenty-four thousand, one hundred forty".