20611094 has 16 divisors (see below), whose sum is σ = 36473856. Its totient is φ = 8548200.

The previous prime is 20611091. The next prime is 20611099. The reversal of 20611094 is 49011602.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20611091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23312 + ... + 24179.

It is an arithmetic number, because the mean of its divisors is an integer number (2279616).

Almost surely, 2^20611094 is an apocalyptic number.

20611094 is a deficient number, since it is larger than the sum of its proper divisors (15862762).

20611094 is a wasteful number, since it uses less digits than its factorization.

20611094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47531.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 20611094 is about 4539.9442727857. The cubic root of 20611094 is about 274.1786800516.

Adding to 20611094 its reverse (49011602), we get a palindrome (69622696).

The spelling of 20611094 in words is "twenty million, six hundred eleven thousand, ninety-four".