104142340 has 24 divisors (see below), whose sum is σ = 231564312. Its totient is φ = 39206400.

The previous prime is 104142329. The next prime is 104142377. The reversal of 104142340 is 43241401.

It can be written as a sum of positive squares in 4 ways, for example, as 46867716 + 57274624 = 6846^2 + 7568^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152811 + ... + 153490.

It is an arithmetic number, because the mean of its divisors is an integer number (9648513).

Almost surely, 2^104142340 is an apocalyptic number.

104142340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104142340 is an abundant number, since it is smaller than the sum of its proper divisors (127421972).

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

104142340 is a wasteful number, since it uses less digits than its factorization.

104142340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306327 (or 306325 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 104142340 is about 10205.0154335993. The cubic root of 104142340 is about 470.4813839572.

Adding to 104142340 its reverse (43241401), we get a palindrome (147383741).

The spelling of 104142340 in words is "one hundred four million, one hundred forty-two thousand, three hundred forty".