2086378 has 8 divisors (see below), whose sum is σ = 3576672. Its totient is φ = 894156.

The previous prime is 2086363. The next prime is 2086397. The reversal of 2086378 is 8736802.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74500 + ... + 74527.

It is an arithmetic number, because the mean of its divisors is an integer number (447084).

2^2086378 is an apocalyptic number.

2086378 is a deficient number, since it is larger than the sum of its proper divisors (1490294).

2086378 is a wasteful number, since it uses less digits than its factorization.

2086378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149036.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2086378 is about 1444.4299913807. The cubic root of 2086378 is about 127.7804259621.

The spelling of 2086378 in words is "two million, eighty-six thousand, three hundred seventy-eight".