1490018 has 16 divisors (see below), whose sum is σ = 2380320. Its totient is φ = 697536.

The previous prime is 1490011. The next prime is 1490029. The reversal of 1490018 is 8100941.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1489975 and 1490002.

It is not an unprimeable number, because it can be changed into a prime (1490011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4121 + ... + 4467.

It is an arithmetic number, because the mean of its divisors is an integer number (148770).

2^1490018 is an apocalyptic number.

1490018 is a deficient number, since it is larger than the sum of its proper divisors (890302).

1490018 is a wasteful number, since it uses less digits than its factorization.

1490018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1490018 is about 1220.6629346384. The cubic root of 1490018 is about 114.2169358488.

Adding to 1490018 its reverse (8100941), we get a palindrome (9590959).

The spelling of 1490018 in words is "one million, four hundred ninety thousand, eighteen".