340050040 has 64 divisors (see below), whose sum is σ = 848880000. Its totient is φ = 121549440.

The previous prime is 340050019. The next prime is 340050047. The reversal of 340050040 is 40050043.

It is a junction number, because it is equal to n+sod(n) for n = 340049996 and 340050023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340050047) 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, 19411 + ... + 32509.

It is an arithmetic number, because the mean of its divisors is an integer number (13263750).

Almost surely, 2^340050040 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 340050040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (424440000).

340050040 is an abundant number, since it is smaller than the sum of its proper divisors (508829960).

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

340050040 is a wasteful number, since it uses less digits than its factorization.

340050040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13180 (or 13176 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 340050040 is about 18440.4457646772. The cubic root of 340050040 is about 697.9874437743.

The spelling of 340050040 in words is "three hundred forty million, fifty thousand, forty".