2194717044 has 96 divisors (see below), whose sum is σ = 5832207360. Its totient is φ = 637516800.

The previous prime is 2194717043. The next prime is 2194717073. The reversal of 2194717044 is 4407174912.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 2194716993 and 2194717011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2194717043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 192742 + ... + 203810.

It is an arithmetic number, because the mean of its divisors is an integer number (60752160).

Almost surely, 2^2194717044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2194717044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916103680).

2194717044 is an abundant number, since it is smaller than the sum of its proper divisors (3637490316).

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

2194717044 is a wasteful number, since it uses less digits than its factorization.

2194717044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11161 (or 11159 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 39.

The square root of 2194717044 is about 46847.8072485789. The cubic root of 2194717044 is about 1299.5495567623.

The spelling of 2194717044 in words is "two billion, one hundred ninety-four million, seven hundred seventeen thousand, forty-four".