42503050 has 12 divisors (see below), whose sum is σ = 79055766. Its totient is φ = 17001200.

The previous prime is 42503023. The next prime is 42503051. The reversal of 42503050 is 5030524.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 24770529 + 17732521 = 4977^2 + 4211^2 .

It is not an unprimeable number, because it can be changed into a prime (42503051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 424981 + ... + 425080.

Almost surely, 2^42503050 is an apocalyptic number.

42503050 is a deficient number, since it is larger than the sum of its proper divisors (36552716).

42503050 is a wasteful number, since it uses less digits than its factorization.

42503050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850073 (or 850068 counting only the distinct ones).

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

The square root of 42503050 is about 6519.4363253275. The cubic root of 42503050 is about 348.9849502135.

Adding to 42503050 its reverse (5030524), we get a palindrome (47533574).

The spelling of 42503050 in words is "forty-two million, five hundred three thousand, fifty".