10997490 has 32 divisors (see below), whose sum is σ = 30165120. Its totient is φ = 2513664.

The previous prime is 10997489. The next prime is 10997491. The reversal of 10997490 is 9479901.

It is an interprime number because it is at equal distance from previous prime (10997489) and next prime (10997491).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10997491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25975 + ... + 26394.

It is an arithmetic number, because the mean of its divisors is an integer number (942660).

Almost surely, 2^10997490 is an apocalyptic number.

10997490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10997490 is an abundant number, since it is smaller than the sum of its proper divisors (19167630).

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

10997490 is a wasteful number, since it uses less digits than its factorization.

10997490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52386.

The product of its (nonzero) digits is 20412, while the sum is 39.

The square root of 10997490 is about 3316.2463720297. The cubic root of 10997490 is about 222.3810920428.

The spelling of 10997490 in words is "ten million, nine hundred ninety-seven thousand, four hundred ninety".