1106490 has 64 divisors (see below), whose sum is σ = 3317760. Its totient is φ = 229440.

The previous prime is 1106489. The next prime is 1106491. The reversal of 1106490 is 946011.

It is an interprime number because it is at equal distance from previous prime (1106489) and next prime (1106491).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2071 + ... + 2549.

It is an arithmetic number, because the mean of its divisors is an integer number (51840).

2^1106490 is an apocalyptic number.

1106490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1106490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658880).

1106490 is an abundant number, since it is smaller than the sum of its proper divisors (2211270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1106490 is a wasteful number, since it uses less digits than its factorization.

1106490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 1106490 is about 1051.8982840560. The cubic root of 1106490 is about 103.4306286756.

It can be divided in two parts, 1106 and 490, that added together give a triangular number (1596 = T₅₆).

The spelling of 1106490 in words is "one million, one hundred six thousand, four hundred ninety".