10890970 has 16 divisors (see below), whose sum is σ = 19974600. Its totient is φ = 4273984.

The previous prime is 10890967. The next prime is 10890977. The reversal of 10890970 is 7909801.

It can be written as a sum of positive squares in 4 ways, for example, as 10883401 + 7569 = 3299^2 + 87^2 .

It is a super-2 number, since 2×10890970² = 237226455081800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10890977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9745 + ... + 10804.

Almost surely, 2^10890970 is an apocalyptic number.

10890970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10890970 is a deficient number, since it is larger than the sum of its proper divisors (9083630).

10890970 is a wasteful number, since it uses less digits than its factorization.

10890970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20609.

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

The square root of 10890970 is about 3300.1469664244. The cubic root of 10890970 is about 221.6607783563.

The spelling of 10890970 in words is "ten million, eight hundred ninety thousand, nine hundred seventy".