340242372 has 72 divisors (see below), whose sum is σ = 879016320. Its totient is φ = 110943360.

The previous prime is 340242361. The next prime is 340242373. The reversal of 340242372 is 273242043.

It is not an unprimeable number, because it can be changed into a prime (340242373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329497 + ... + 330527.

It is an arithmetic number, because the mean of its divisors is an integer number (12208560).

Almost surely, 2^340242372 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 340242372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439508160).

340242372 is an abundant number, since it is smaller than the sum of its proper divisors (538773948).

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

340242372 is a wasteful number, since it uses less digits than its factorization.

340242372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233 (or 1228 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 340242372 is about 18445.6599773497. The cubic root of 340242372 is about 698.1190126647.

The spelling of 340242372 in words is "three hundred forty million, two hundred forty-two thousand, three hundred seventy-two".