42553012 has 12 divisors (see below), whose sum is σ = 74732896. Its totient is φ = 21200760.

The previous prime is 42552977. The next prime is 42553019. The reversal of 42553012 is 21035524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42553019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17664 + ... + 19927.

Almost surely, 2^42553012 is an apocalyptic number.

It is an amenable number.

42553012 is a deficient number, since it is larger than the sum of its proper divisors (32179884).

42553012 is a wasteful number, since it uses less digits than its factorization.

42553012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37878 (or 37876 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 42553012 is about 6523.2669729209. The cubic root of 42553012 is about 349.1216396870.

Adding to 42553012 its reverse (21035524), we get a palindrome (63588536).

The spelling of 42553012 in words is "forty-two million, five hundred fifty-three thousand, twelve".