4082090 has 8 divisors (see below), whose sum is σ = 7347780. Its totient is φ = 1632832.

The previous prime is 4082053. The next prime is 4082101. The reversal of 4082090 is 902804.

It can be written as a sum of positive squares in 2 ways, for example, as 3916441 + 165649 = 1979^2 + 407^2 .

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, 204095 + ... + 204114.

Almost surely, 2^4082090 is an apocalyptic number.

4082090 is a deficient number, since it is larger than the sum of its proper divisors (3265690).

4082090 is a wasteful number, since it uses less digits than its factorization.

4082090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408216.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 4082090 is about 2020.4182735265. The cubic root of 4082090 is about 159.8186747933.

Adding to 4082090 its reverse (902804), we get a palindrome (4984894).

The spelling of 4082090 in words is "four million, eighty-two thousand, ninety".