1090418 has 16 divisors (see below), whose sum is σ = 1897344. Its totient is φ = 460320.

The previous prime is 1090409. The next prime is 1090421. The reversal of 1090418 is 8140901.

It is a super-2 number, since 2×1090418² = 2378022829448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1090393 and 1090402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 446 + ... + 1542.

It is an arithmetic number, because the mean of its divisors is an integer number (118584).

2^1090418 is an apocalyptic number.

1090418 is a deficient number, since it is larger than the sum of its proper divisors (806926).

1090418 is a wasteful number, since it uses less digits than its factorization.

1090418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177.

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

The square root of 1090418 is about 1044.2308173962. The cubic root of 1090418 is about 102.9274003750.

The spelling of 1090418 in words is "one million, ninety thousand, four hundred eighteen".