1084490 has 16 divisors (see below), whose sum is σ = 2129760. Its totient is φ = 394320.

The previous prime is 1084483. The next prime is 1084493. The reversal of 1084490 is 944801.

It is a super-2 number, since 2×1084490² = 2352237120200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1084493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4820 + ... + 5039.

It is an arithmetic number, because the mean of its divisors is an integer number (133110).

2^1084490 is an apocalyptic number.

1084490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1084490 is a deficient number, since it is larger than the sum of its proper divisors (1045270).

1084490 is a wasteful number, since it uses less digits than its factorization.

1084490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1084490 is about 1041.3884961915. The cubic root of 1084490 is about 102.7405415525.

The spelling of 1084490 in words is "one million, eighty-four thousand, four hundred ninety".