2085458 has 16 divisors (see below), whose sum is σ = 3356640. Its totient is φ = 968256.

The previous prime is 2085409. The next prime is 2085469. The reversal of 2085458 is 8545802.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2453 + ... + 3191.

It is an arithmetic number, because the mean of its divisors is an integer number (209790).

2^2085458 is an apocalyptic number.

2085458 is a deficient number, since it is larger than the sum of its proper divisors (1271182).

2085458 is a wasteful number, since it uses less digits than its factorization.

2085458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841.

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 2085458 is about 1444.1114915407. Note that the first 3 decimals coincide. The cubic root of 2085458 is about 127.7616413705.

The spelling of 2085458 in words is "two million, eighty-five thousand, four hundred fifty-eight".