340939392 has 64 divisors (see below), whose sum is σ = 907718400. Its totient is φ = 113383424.

The previous prime is 340939367. The next prime is 340939397. The reversal of 340939392 is 293939043.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (340939397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236209 + ... + 237647.

It is an arithmetic number, because the mean of its divisors is an integer number (14183100).

Almost surely, 2^340939392 is an apocalyptic number.

340939392 is a gapful number since it is divisible by the number (32) 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 340939392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (453859200).

340939392 is an abundant number, since it is smaller than the sum of its proper divisors (566779008).

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

340939392 is a wasteful number, since it uses less digits than its factorization.

340939392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073 (or 2061 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 42.

The square root of 340939392 is about 18464.5441860881. The cubic root of 340939392 is about 698.5954093427.

The spelling of 340939392 in words is "three hundred forty million, nine hundred thirty-nine thousand, three hundred ninety-two".