340983720 has 192 divisors, whose sum is σ = 1381760640. Its totient is φ = 70848000.

The previous prime is 340983689. The next prime is 340983733. The reversal of 340983720 is 27389043.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 21570 + ... + 33870.

It is an arithmetic number, because the mean of its divisors is an integer number (7196670).

Almost surely, 2^340983720 is an apocalyptic number.

340983720 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 340983720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690880320).

340983720 is an abundant number, since it is smaller than the sum of its proper divisors (1040776920).

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

340983720 is a wasteful number, since it uses less digits than its factorization.

340983720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12336 (or 12329 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 340983720 is about 18465.7445016441. The cubic root of 340983720 is about 698.6256845138.

The spelling of 340983720 in words is "three hundred forty million, nine hundred eighty-three thousand, seven hundred twenty".