340407912 has 192 divisors, whose sum is σ = 996105600. Its totient is φ = 96645120.

The previous prime is 340407911. The next prime is 340407913. The reversal of 340407912 is 219704043.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (340407911) and next prime (340407913).

It is a self number, because there is not a number n which added to its sum of digits gives 340407912.

It is not an unprimeable number, because it can be changed into a prime (340407911) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3824764 + ... + 3824852.

It is an arithmetic number, because the mean of its divisors is an integer number (5188050).

Almost surely, 2^340407912 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 340407912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498052800).

340407912 is an abundant number, since it is smaller than the sum of its proper divisors (655697688).

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

340407912 is a wasteful number, since it uses less digits than its factorization.

340407912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 171 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 340407912 is about 18450.1466660837. The cubic root of 340407912 is about 698.2322142072.

The spelling of 340407912 in words is "three hundred forty million, four hundred seven thousand, nine hundred twelve".