340234672 has 80 divisors (see below), whose sum is σ = 726937600. Its totient is φ = 153653760.

The previous prime is 340234663. The next prime is 340234673. The reversal of 340234672 is 276432043.

340234672 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (340234673) 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, 744268 + ... + 744724.

It is an arithmetic number, because the mean of its divisors is an integer number (9086720).

Almost surely, 2^340234672 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 340234672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363468800).

340234672 is an abundant number, since it is smaller than the sum of its proper divisors (386702928).

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

340234672 is a wasteful number, since it uses less digits than its factorization.

340234672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 31.

The square root of 340234672 is about 18445.4512549842. The cubic root of 340234672 is about 698.1137462650.

The spelling of 340234672 in words is "three hundred forty million, two hundred thirty-four thousand, six hundred seventy-two".