104280816 has 40 divisors (see below), whose sum is σ = 283573120. Its totient is φ = 32930496.

The previous prime is 104280811. The next prime is 104280833. The reversal of 104280816 is 618082401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104280811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56260 + ... + 58083.

It is an arithmetic number, because the mean of its divisors is an integer number (7089328).

Almost surely, 2^104280816 is an apocalyptic number.

104280816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

104280816 is an abundant number, since it is smaller than the sum of its proper divisors (179292304).

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

104280816 is a wasteful number, since it uses less digits than its factorization.

104280816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114373 (or 114367 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 104280816 is about 10211.7978828412. The cubic root of 104280816 is about 470.6898215150.

The spelling of 104280816 in words is "one hundred four million, two hundred eighty thousand, eight hundred sixteen".