208100802 has 64 divisors (see below), whose sum is σ = 526143744. Its totient is φ = 53395200.

The previous prime is 208100797. The next prime is 208100813. The reversal of 208100802 is 208001802.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15052 + ... + 25352.

It is an arithmetic number, because the mean of its divisors is an integer number (8220996).

Almost surely, 2^208100802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 208100802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263071872).

208100802 is an abundant number, since it is smaller than the sum of its proper divisors (318042942).

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

208100802 is a wasteful number, since it uses less digits than its factorization.

208100802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10363.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 208100802 is about 14425.6993591299. The cubic root of 208100802 is about 592.5949115344.

The spelling of 208100802 in words is "two hundred eight million, one hundred thousand, eight hundred two".