10082778 has 16 divisors (see below), whose sum is σ = 20861280. Its totient is φ = 3244976.

The previous prime is 10082777. The next prime is 10082783. The reversal of 10082778 is 87728001.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10082771) 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, 28800 + ... + 29147.

It is an arithmetic number, because the mean of its divisors is an integer number (1303830).

Almost surely, 2^10082778 is an apocalyptic number.

10082778 is an abundant number, since it is smaller than the sum of its proper divisors (10778502).

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

10082778 is a wasteful number, since it uses less digits than its factorization.

10082778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57981.

The product of its (nonzero) digits is 6272, while the sum is 33.

The square root of 10082778 is about 3175.3390370164. The cubic root of 10082778 is about 216.0363021975.

The spelling of 10082778 in words is "ten million, eighty-two thousand, seven hundred seventy-eight".