20453050 has 24 divisors (see below), whose sum is σ = 38408256. Its totient is φ = 8102640.

The previous prime is 20453047. The next prime is 20453053. The reversal of 20453050 is 5035402.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20453047) and next prime (20453053).

It is not an unprimeable number, because it can be changed into a prime (20453053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3439 + ... + 7261.

It is an arithmetic number, because the mean of its divisors is an integer number (1600344).

Almost surely, 2^20453050 is an apocalyptic number.

20453050 is a deficient number, since it is larger than the sum of its proper divisors (17955206).

20453050 is a wasteful number, since it uses less digits than its factorization.

20453050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942 (or 3937 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 20453050 is about 4522.5048369239. The cubic root of 20453050 is about 273.4760887580.

Adding to 20453050 its reverse (5035402), we get a palindrome (25488452).

The spelling of 20453050 in words is "twenty million, four hundred fifty-three thousand, fifty".