20088344 has 8 divisors (see below), whose sum is σ = 37665660. Its totient is φ = 10044168.

The previous prime is 20088331. The next prime is 20088347. The reversal of 20088344 is 44388002.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20088347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255514 + ... + 1255529.

Almost surely, 2^20088344 is an apocalyptic number.

It is an amenable number.

20088344 is a deficient number, since it is larger than the sum of its proper divisors (17577316).

20088344 is a wasteful number, since it uses less digits than its factorization.

20088344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2511049 (or 2511045 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 20088344 is about 4482.0022311463. The cubic root of 20088344 is about 271.8408454739.

The spelling of 20088344 in words is "twenty million, eighty-eight thousand, three hundred forty-four".