20119552 has 34 divisors (see below), whose sum is σ = 40369868. Its totient is φ = 10027008.

The previous prime is 20119543. The next prime is 20119553. The reversal of 20119552 is 25591102.

It is not an unprimeable number, because it can be changed into a prime (20119553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65383 + ... + 65689.

Almost surely, 2^20119552 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 20119552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20184934).

20119552 is an abundant number, since it is smaller than the sum of its proper divisors (20250316).

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

20119552 is an frugal number, since it uses more digits than its factorization.

20119552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 20119552 is about 4485.4823597914. The cubic root of 20119552 is about 271.9815443072.

The spelling of 20119552 in words is "twenty million, one hundred nineteen thousand, five hundred fifty-two".