1010090 has 8 divisors (see below), whose sum is σ = 1818180. Its totient is φ = 404032.

The previous prime is 1010083. The next prime is 1010129. The reversal of 1010090 is 900101.

It can be written as a sum of positive squares in 2 ways, for example, as 885481 + 124609 = 941^2 + 353^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50495 + ... + 50514.

2^1010090 is an apocalyptic number.

1010090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010090 is a deficient number, since it is larger than the sum of its proper divisors (808090).

1010090 is a wasteful number, since it uses less digits than its factorization.

1010090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101016.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1010090 is about 1005.0323377882. The cubic root of 1010090 is about 100.3352084309.

Adding to 1010090 its sum of digits (11), we get a palindrome (1010101).

Adding to 1010090 its reverse (900101), we get a palindrome (1910191).

The spelling of 1010090 in words is "one million, ten thousand, ninety".