1090798 has 12 divisors (see below), whose sum is σ = 1712088. Its totient is φ = 521180.

The previous prime is 1090783. The next prime is 1090799. The reversal of 1090798 is 8970901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090799) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 543 + ... + 1573.

It is an arithmetic number, because the mean of its divisors is an integer number (142674).

2^1090798 is an apocalyptic number.

1090798 is a deficient number, since it is larger than the sum of its proper divisors (621290).

1090798 is a wasteful number, since it uses less digits than its factorization.

1090798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079 (or 1056 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 1090798 is about 1044.4127536563. The cubic root of 1090798 is about 102.9393553836.

The spelling of 1090798 in words is "one million, ninety thousand, seven hundred ninety-eight".