20194344 has 48 divisors (see below), whose sum is σ = 55254420. Its totient is φ = 6662400.

The previous prime is 20194327. The next prime is 20194357. The reversal of 20194344 is 44349102.

It can be written as a sum of positive squares in 2 ways, for example, as 19980900 + 213444 = 4470^2 + 462^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5884 + ... + 8660.

Almost surely, 2^20194344 is an apocalyptic number.

20194344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20194344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27627210).

20194344 is an abundant number, since it is smaller than the sum of its proper divisors (35060076).

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

20194344 is a wasteful number, since it uses less digits than its factorization.

20194344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890 (or 2883 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 20194344 is about 4493.8117450556. The cubic root of 20194344 is about 272.3181470511.

The spelling of 20194344 in words is "twenty million, one hundred ninety-four thousand, three hundred forty-four".