340410240 has 192 divisors, whose sum is σ = 1188149040. Its totient is φ = 89800704.

The previous prime is 340410223. The next prime is 340410241. The reversal of 340410240 is 42014043.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340410241) 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, 650619 + ... + 651141.

Almost surely, 2^340410240 is an apocalyptic number.

340410240 is a gapful number since it is divisible by the number (30) 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 340410240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (594074520).

340410240 is an abundant number, since it is smaller than the sum of its proper divisors (847738800).

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

340410240 is a wasteful number, since it uses less digits than its factorization.

340410240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 340410240 is about 18450.2097549052. The cubic root of 340410240 is about 698.2338059063.

Adding to 340410240 its reverse (42014043), we get a palindrome (382424283).

The spelling of 340410240 in words is "three hundred forty million, four hundred ten thousand, two hundred forty".