20476150 has 12 divisors (see below), whose sum is σ = 38085732. Its totient is φ = 8190440.

The previous prime is 20476139. The next prime is 20476153. The reversal of 20476150 is 5167402.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20476153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 204712 + ... + 204811.

It is an arithmetic number, because the mean of its divisors is an integer number (3173811).

Almost surely, 2^20476150 is an apocalyptic number.

20476150 is a deficient number, since it is larger than the sum of its proper divisors (17609582).

20476150 is a wasteful number, since it uses less digits than its factorization.

20476150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409535 (or 409530 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 20476150 is about 4525.0580106779. The cubic root of 20476150 is about 273.5790061038.

The spelling of 20476150 in words is "twenty million, four hundred seventy-six thousand, one hundred fifty".