104306540 has 24 divisors (see below), whose sum is σ = 235893840. Its totient is φ = 38513088.

The previous prime is 104306507. The next prime is 104306557. The reversal of 104306540 is 45603401.

It is a happy number.

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, 200330 + ... + 200849.

It is an arithmetic number, because the mean of its divisors is an integer number (9828910).

Almost surely, 2^104306540 is an apocalyptic number.

104306540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104306540 is an abundant number, since it is smaller than the sum of its proper divisors (131587300).

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

104306540 is a wasteful number, since it uses less digits than its factorization.

104306540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401201 (or 401199 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 104306540 is about 10213.0573287336. The cubic root of 104306540 is about 470.7285216006.

Adding to 104306540 its reverse (45603401), we get a palindrome (149909941).

The spelling of 104306540 in words is "one hundred four million, three hundred six thousand, five hundred forty".