19961106 has 32 divisors (see below), whose sum is σ = 45057600. Its totient is φ = 5839680.

The previous prime is 19961101. The next prime is 19961107. The reversal of 19961106 is 60116991.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (19961101) 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, 3301 + ... + 7128.

It is an arithmetic number, because the mean of its divisors is an integer number (1408050).

Almost surely, 2^19961106 is an apocalyptic number.

19961106 is an abundant number, since it is smaller than the sum of its proper divisors (25096494).

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

19961106 is a wasteful number, since it uses less digits than its factorization.

19961106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10474.

The product of its (nonzero) digits is 2916, while the sum is 33.

The square root of 19961106 is about 4467.7853574226. The cubic root of 19961106 is about 271.2656898766.

The spelling of 19961106 in words is "nineteen million, nine hundred sixty-one thousand, one hundred six".