1090485 has 24 divisors (see below), whose sum is σ = 2062944. Its totient is φ = 528480.

The previous prime is 1090483. The next prime is 1090493. The reversal of 1090485 is 5840901.

1090485 = T₁₇₁ + T₁₇₂ + ... + T₂₂₅.

It is not a de Polignac number, because 1090485 - 2¹ = 1090483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 607 + ... + 1596.

It is an arithmetic number, because the mean of its divisors is an integer number (85956).

2^1090485 is an apocalyptic number.

1090485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1090485 is a deficient number, since it is larger than the sum of its proper divisors (972459).

1090485 is a wasteful number, since it uses less digits than its factorization.

1090485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225 (or 2222 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1090485 is about 1044.2628979333. The cubic root of 1090485 is about 102.9295084334.

The spelling of 1090485 in words is "one million, ninety thousand, four hundred eighty-five".