340702140 has 48 divisors (see below), whose sum is σ = 955584000. Its totient is φ = 90699840.

The previous prime is 340702127. The next prime is 340702147. The reversal of 340702140 is 41207043.

340702140 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340702147) 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, 33361 + ... + 42359.

It is an arithmetic number, because the mean of its divisors is an integer number (19908000).

Almost surely, 2^340702140 is an apocalyptic number.

340702140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

340702140 is an abundant number, since it is smaller than the sum of its proper divisors (614881860).

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

340702140 is a wasteful number, since it uses less digits than its factorization.

340702140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9642 (or 9640 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 340702140 is about 18458.1185390061. The cubic root of 340702140 is about 698.4333261666.

Adding to 340702140 its reverse (41207043), we get a palindrome (381909183).

The spelling of 340702140 in words is "three hundred forty million, seven hundred two thousand, one hundred forty".