340042410 has 96 divisors (see below), whose sum is σ = 917908992. Its totient is φ = 87246720.

The previous prime is 340042403. The next prime is 340042421. The reversal of 340042410 is 14240043.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 856332 + ... + 856728.

It is an arithmetic number, because the mean of its divisors is an integer number (9561552).

Almost surely, 2^340042410 is an apocalyptic number.

340042410 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 340042410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (458954496).

340042410 is an abundant number, since it is smaller than the sum of its proper divisors (577866582).

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

340042410 is a wasteful number, since it uses less digits than its factorization.

340042410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748 (or 745 counting only the distinct ones).

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

The square root of 340042410 is about 18440.2388813160. The cubic root of 340042410 is about 697.9822232838.

Adding to 340042410 its reverse (14240043), we get a palindrome (354282453).

The spelling of 340042410 in words is "three hundred forty million, forty-two thousand, four hundred ten".