20046150 has 96 divisors (see below), whose sum is σ = 57139200. Its totient is φ = 5162400.

The previous prime is 20046113. The next prime is 20046151. The reversal of 20046150 is 5164002.

It is a happy number.

20046150 is a `hidden beast` number, since 200 + 461 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20046151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41611 + ... + 42089.

It is an arithmetic number, because the mean of its divisors is an integer number (595200).

Almost surely, 2^20046150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20046150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28569600).

20046150 is an abundant number, since it is smaller than the sum of its proper divisors (37093050).

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

20046150 is a wasteful number, since it uses less digits than its factorization.

20046150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 20046150 is about 4477.2927087694. The cubic root of 20046150 is about 271.6503852304.

The spelling of 20046150 in words is "twenty million, forty-six thousand, one hundred fifty".